As of June 2025, International Journal "Notes on Intuitionistic Fuzzy Sets" has been assigned SJR = 0.258 and Scopus quartile Q3.
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Open Call for Papers: 29th International Conference on Intuitionistic Fuzzy Sets • 6–7 November 2026 • Sofia, Bulgaria / Online
Deadline for submissions: 10 May 2026.

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14:11, 18 August 2009 NIFS-10-1-13-17.pdf (file) 205 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Mathematical techniques to convert intuitionistic fuzzy sets into fuzzy sets | author = Abdul Quaiyum Ansari, Shadab Siddiqui, Javed Alvi | source = Notes on Intuitionistic Fuzzy Sets/10/1 | date = 2 1
12:21, 13 August 2009 NIFS-01-1-74-76.pdf (file) 149 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:The intuitionistic fuzzy set approach in the psychological research | author = Bojanka Guguljanova | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[C 1
12:18, 13 August 2009 NIFS-01-1-70-73.pdf (file) 229 KB Vassia Atanassova (talk | contribs) ({{upload | description = Issue:Application of intuitionistic fuzzy set in plant tissue culture and in vitro selection | author = Deniza Chakarska, Lyudmil Antonov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | 1
12:15, 13 August 2009 NIFS-01-1-77-78.pdf (file) 54 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Applicability of the intuitionistic fuzzy set approach to musical language | author = Luben Botusharov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[ 1
12:10, 13 August 2009 NIFS-01-1-66-69.pdf (file) 214 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:An intuitionistic fuzzy sets application to the k-nn method | author = Stefan Hadjitodorov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[Category:PDF 1
12:08, 13 August 2009 NIFS-01-1-56-60.pdf (file) 218 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy interpretation of two-level classifiers | author = Ognian Asparoukhov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[Category:PDF 2
12:06, 13 August 2009 NIFS-01-1-51-55.pdf (file) 192 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A method for inference in approximate reasoning based on normal intuitionistic fuzzy sets | author = Humberto Bustince Sola, Pedro Burillo Lopez, Victoria Mohedano | source = [[Notes on Intuitionistic Fuz 1
12:05, 13 August 2009 NIFS-01-1-48-50.pdf (file) 105 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On intuitionistic fuzzy weight production systems | author = Stefka Stoeva | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} Category:PDF files 1
11:58, 13 August 2009 NIFS-01-1-42-47.pdf (file) 237 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Handling multicriteria fuzzy decision making problems based on intuitionistic fuzzy sets | author = Humberto Bustince Sola | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | ot 1
11:58, 13 August 2009 NIFS-01-1-40-41.pdf (file) 85 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Decision making methods based on elements of intuitionistic fuzzy sets and their software implementation | author = Plamen Angelov, Ognian Asparoukhov, Krassimir Atanassov, Pedro Burillo Lopez, [[Humbe 1
11:55, 13 August 2009 NIFS-01-1-36-39.pdf (file) 211 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On probability and independence in intuitionistic fuzzy set theory | author = Tadeusz Gerstenkorn, Jacek Manko | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-vers 1
11:54, 13 August 2009 NIFS-01-1-32-35.pdf (file) 179 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy graphs from α-, β-, and (α, β)- levels | author = Anthony Shannon, Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-ver 1
11:51, 13 August 2009 NIFS-01-1-29-31.pdf (file) 118 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On a new geometrical interpretation of the intuitionistic fuzzy sets | author = Ivan Antonov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[Category:P 1
11:28, 13 August 2009 NIFS-01-1-27-28.pdf (file) 75 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:How two matrices can be compared? | author = Lilija Atanassova | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} Category:PDF files 1
11:27, 13 August 2009 NIFS-01-1-25-26.pdf (file) 66 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On an intuitionistic fuzzy norm | author = Dimitar Tanev | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} Category:PDF files 1
11:26, 13 August 2009 NIFS-01-1-17-24.pdf (file) 392 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Ideas for intuitionistic fuzzy equations, inequalities and optimization | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[ 1
11:25, 13 August 2009 NIFS-01-1-05-16.pdf (file) 505 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A theorem for constructing interval-valued intuitionistic fuzzy sets from intuitionistic fuzzy sets | author = Humberto Bustince Sola, Pedro Burillo Lopez | source = [[Notes on Intuitionistic Fuzzy Sets/01/1] 1
09:46, 13 August 2009 NIFS-01-1-01-04.pdf (file) 157 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On the intuitionistic fuzzy logic operations | author = George Gargov, Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/01/1 | date = 1995 | license = | other-version = }} [[Category 1
17:34, 22 July 2009 NIFS-04-2-34-41.pdf (file) 378 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy database | author = Supriya Kumar De, Ranjit Biswas, Akhil Ranjan Roy | source = Notes on Intuitionistic Fuzzy Sets/04/2 | date = 1998 | license = | other-version = }} [[Cat 1
14:02, 21 July 2009 NIFS-03-5-123-125.pdf (file) 145 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy interpretation of Kun's axiom | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/03/5 | date = 1997 | license = | other-version = }} Category:PDF files 1
13:55, 21 July 2009 NIFS-03-5-111-122.pdf (file) 513 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy linguistic quantifiers | author = Eulalia Szmidt, Janusz Kacprzyk | source = Notes on Intuitionistic Fuzzy Sets/03/5 | date = 1997 | license = | other-version = }} [[Category:PD 1
13:40, 21 July 2009 NIFS-03-5-foreword.pdf (file) 198 KB Vassia Atanassova (talk | contribs) {{upload | description = Foreword of Notes on Intuitionistic Fuzzy Sets/03/5 | author = Krassimir Atanassov, Humberto Bustince | source = | date = 1997 | license = | other-version = }} 1
12:59, 21 July 2009 NIFS-03-4-14-20.pdf (file) 209 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On intuitionistic fuzzy sets | author = Supriya Kumar De, Ranjit Biswas, Akhil Ranjan Roy | source = Notes on Intuitionistic Fuzzy Sets/03/4 | date = 1997 | license = | other-version = }} [[Cate 1
12:24, 21 July 2009 NIFS-03-4-21-27.pdf (file) 301 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:About the intuitionistic fuzzy set generators | author = Humberto Bustince, Victoria Mohedano | source = Notes on Intuitionistic Fuzzy Sets/03/4 | date = 1997 | license = | other-version = }} [[Cate 1
20:39, 20 July 2009 Generalized-nets-and-cognitive-science-main-ideas-flowchart.png (file) 22 KB Vassia Atanassova (talk | contribs) {{upload | description = Flowchart of main ideas in the book Generalized Nets and Cognitive Science | author = Vassia Atanassova | source = Generalized Nets and Cognitive Science, page vi | date = 2009 | license = | other-version = }} [[C 1
11:42, 20 July 2009 Generalized-nets-decision-making-pattern-recognition-cover.png (file) 2.71 MB Vassia Atanassova (talk | contribs) {{upload | description = Cover of book "Generalized Nets, Decision Making and Pattern Recognition", | author = Krassimir Atanassov, Georgi Gluhchev, Stefan Hadjitodorov, Janusz Kacprzyk, Anthony Shannon, Eulalia Szmidt, [[Va 1
11:40, 20 July 2009 Generalized-nets-and-pattern-recognition-cover.png (file) 1.77 MB Vassia Atanassova (talk | contribs) {{upload | description = Cover of book "Generalized Nets and Pattern Recognition", | author = Krassimir Atanassov, Georgi Gluhchev, Stefan Hadjitodorov, Anthony Shannon, Vassil Vassilev | source = KvB Visual Concepts, monograph 1
11:05, 8 July 2009 NIFS-08-3-057-065.pdf (file) 193 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Representing and querying temporal workflow schemas | author = Hathal Al-Roki, Panagiotis Chountas, Ilias Petrounias, Vassilis Kodogiannis, Boyan Kolev | source = Notes on Intuitionistic Fuzzy Sets/08/3 | date = 1
08:49, 5 June 2009 Vidove-deinosti-EN.png (file) 30 KB Vassia Atanassova (talk | contribs) new version 2
08:49, 5 June 2009 Vidove-deinosti-BG.png (file) 30 KB Vassia Atanassova (talk | contribs) new version 3
19:41, 3 June 2009 Groups-and-committees.png (file) 96 KB Vassia Atanassova (talk | contribs)   1
13:59, 3 June 2009 Management-diagram.png (file) 74 KB Vassia Atanassova (talk | contribs) new version 2
10:03, 3 June 2009 Project-reports-schedule.png (file) 16 KB Vassia Atanassova (talk | contribs)   1
00:04, 2 June 2009 CRBAS-59-1-19-24.pdf (file) 209 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Pn some intuitionistic fuzzy implications | author = Krassimir Atanassov | source = Comptes Rendus de l'Academie bulgare des Sciences, Tome 59, No 1 | date = 2006 | license = | other-version = }} [[Category:PDF 1
23:47, 1 June 2009 NIFS-11-4-170-172.pdf (file) 63 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy implications and Modus Ponens | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/11/4 | date = 2005 | license = | other-version = }} Category:PDF files 1
23:34, 1 June 2009 NIFS-11-1-01-05.pdf (file) 77 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy implications and Modus Ponens | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/11/1 | date = 2005 | license = | other-version = }} Category:PDF files 1
21:55, 1 June 2009 NIFS-13-4-30-40.pdf (file) 288 KB Vassia Atanassova (talk | contribs) {{upload | description = article: ] | author = Marek Ďurica | source = Notes on Intuitionistic Fuzzy Sets, Volume 13, Number 4, pages 30-40 | date = 2007 | license = | other-version = }} [[Category:PDF files 1
21:52, 1 June 2009 NIFS-13-4-22-26.pdf (file) 253 KB Vassia Atanassova (talk | contribs) {{upload | description = article: Conditional probability on IF-events | author = Veronika Valencakova | source = author | date = 16.11.2008 | license = | other-version = }} Category:PDF files 1
20:02, 1 June 2009 IM-MFAIS-5-88-01-08.pdf (file) 992 KB Ifigenia Administrator (talk | contribs) {{upload | description = Issue:Two variants of intuitionistic fuzzy propositional calculus | author = Krassimir Atanassov | source = Preprint of the "Mathematical Foundations of Artificial Intelligence" Seminar, Mathematical Research Laborato 1
15:27, 28 May 2009 Partners-goals.png (file) 8 KB Vassia Atanassova (talk | contribs)   1
22:19, 27 April 2009 GN-tree-diagram.doc (file) 39 KB Vassia Atanassova (talk | contribs) {{upload | description = GN XML format, see also | author = Trifon Trifonov, Kalin Georgiev | source = http://debian.fmi.uni-sofia.bg/~spooler/gnticker/GNticker.pdf | date = | license = | other-version = }} 1
22:11, 27 April 2009 GN-tree-diagram.png (file) 134 KB Vassia Atanassova (talk | contribs) {{upload | description = | author = | source = http://debian.fmi.uni-sofia.bg/~spooler/gnticker/GNticker.pdf | date = | license = | other-version = }} Category:Images 1
22:33, 26 April 2009 GNschema.xsd (file) 15 KB Vassia Atanassova (talk | contribs) {{upload | description = GNschema.xsd | author = | source = http://debian.fmi.uni-sofia.bg/~spooler/gnticker/GNschema.xsd | date = | license = | other-version = }} 1
16:38, 26 April 2009 IWGN-2003.rar (file) 842 KB Vassia Atanassova (talk | contribs) {{upload | description = Archive of all papers, presented at the International Workshop on Generalized Nets/2003 | author = - | source = - | date = - | license = | other-version = }} 1
16:34, 26 April 2009 IWGN-2007.rar (file) 1.55 MB Vassia Atanassova (talk | contribs) {{upload | description = Archive of all papers, presented at the International Workshop on Generalized Nets/2007 | author = - | source = - | date = - | license = | other-version = }} 1
16:31, 26 April 2009 IWGN-2008-2.rar (file) 1.62 MB Vassia Atanassova (talk | contribs) {{upload | description = International Workshop on Generalized Nets/2008, Volume 2 | author = - | source = - | date = - | license = | other-version = }} 1
16:31, 26 April 2009 IWGN-2008-1.rar (file) 1.29 MB Vassia Atanassova (talk | contribs) {{upload | description = International Workshop on Generalized Nets/2008, Volume 1 | author = - | source = - | date = - | license = | other-version = }} 1
12:40, 26 April 2009 IWGN-2005-47-60.pdf (file) 242 KB Vassia Atanassova (talk | contribs) {{upload | description = Generalized nets in image processing and pattern recognition | author = Krassimir Atanassov, Georgi Gluhchev, Stefan Hadjitodorov, [[Anthony Shan 1
12:39, 26 April 2009 IWGN-2005-34-42.pdf (file) 178 KB Vassia Atanassova (talk | contribs) {{upload | description = Generalized nets modelling and control of modular mobile robotic system | author = Zlatogor Minchev | source = [[International Workshop on Ge 1
12:39, 26 April 2009 IWGN-2005-29-33.pdf (file) 131 KB Vassia Atanassova (talk | contribs) {{upload | description = SSL modeling by the apparatus of generalized nets | author = Ivelina Vardeva | source = International Workshop on Generalized Nets/2005 | date = 2005 | licen 1
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