| Issue Date | Title | Author(s) | Publisher |
| 2010 | Search for Wieferich Primes through the use of Periodic Binary Strings | Dobeš, Jan; Kureš, Miroslav | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2007 | Searching for Nearest Strings with Neural-Like String Embedding | Sokolov, Artem | Institute of Information Theories and Applications FOI ITHEA |
| 2008 | Second Attempt to Build a Model of the Tic-Tac-Toe Game | Dobrev, Dimiter | Institute of Information Theories and Applications FOI ITHEA |
| 1970 | Second order invariants of three-parameter families of lines in P4 | Ivanova-Karatopraklieva, Ivanka | Bulgarian Academy of Sciences |
| 2013 | A Second-Order Maximum Principle in Optimal Control Under State Constraints | Frankowska, Hélène; Hoehener, Daniel; Tonon, Daniela | Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences |
| 1998 | Second Order Optimality Conditions in Nonsmooth Unconstrained Optimization | Ginchev, Ivan; Guerraggio, Angelo | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| Oct-1993 | Second-order subdifferentials of C^1,1 functions and optimality conditions | Georgiev, Pando Gr.; Zlateva, Nadia P. | Institute of Mathematics with Computer Center at the Bulgarian Academy of Sciences |
| 2007 | Security Challenges of a Large Web Based Information System | Sallam Mujahed, Faiza Abdul Rakeeb | - |
| 29-May-2014 | Security in the Mobile World | Kasakliev, Nikolay | Institute of Mathematics and Informatics Bulgarian Academy of Sciences, Association for the Development of the Information Society |
| 2014 | Seeking Relationships in Big Data: A Bayesian Perspective | Singpurwalla, Nozer | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2003 | Segmentation of a Speech Signal with Application of Fast Wavelet Transformation | Yermolenko, Tatyana | Institute of Information Theories and Applications FOI ITHEA |
| 2006 | Selected Papers, I, II by Nikola Obrechkoff | Rusev, P. | Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences |
| 2007 | Selecting Classifiers Techniques for Outcome Prediction Using Neural Networks Approach | Shatovskaya, Tatiana | Institute of Information Theories and Applications FOI ITHEA |
| 2003 | Selection of Thematic NL-knowledge from the Internet | Gladun, Victor; Tkachev, Alexander; Velichko, Vitaly; Vashchenko, Neonila | Institute of Information Theories and Applications FOI ITHEA |
| 2010 | Selections, Paracompactness and Compactness | Choban, Mitrofan M.; Mihaylova, Ekaterina P.; Nedev, Stoyan I. | Institute of Mathematics and Informatics Bulgarian Academy of Sciences |
| 2012 | Self-Avoiding Walks in the Plane | Dangovski, Rumen; Petrova, Kalina | Union of Bulgarian Mathematicians |
| 2009 | Self Evolving Character Recognition Using Genetic Operators | Mathur, Shashank | Institute of Information Theories and Applications FOI ITHEA |
| 2009 | Self-Learning Fuzzy Spiking Neural Network as a Nonlinear Pulse-Position Threshold Detection Dynamic System Based on Second-Order Critically Damped Response Units | Bodyanskiy, Yevgeniy; Dolotov, Artem; Pliss, Iryna | Institute of Information Theories and Applications FOI ITHEA |
| 2007 | Self-organization of Functioning Process of Expert System with the Use of Subject Domain Ontology | Netavskaya, Elena | Institute of Information Theories and Applications FOI ITHEA |
| 2008 | Self-organizing Map and Cellular Automata Combined Technique for Advanced Mesh Generation in Urban and Architectural Design | Castro Castilla, Alvaro; Gomez Blas, Nuria | Institute of Information Theories and Applications FOI ITHEA |
