Enumeration of 2-(21, 6, 3) Designs with Automorphisms of Order 7 or 5. - Stoyan N. Kapralov; Svetlana Topalova (Ars Comb., 1998)

Classification of Hadamard matrices of order 44 with automorphisms of order 7. - Svetlana Topalova (Discret. Math., 2003)

Enumeration of the doubles of the projective plane of order 4. - Veerle Fack; Svetlana Topalova; Joost Winne; Rosen Zlatarski (Discret. Math., 2006)

Steiner triple systems of order 19 and 21 with subsystems of order 7. - Petteri Kaski; Patric R. J. Östergård; Svetlana Topalova; Rosen Zlatarski (Discret. Math., 2008)

Hadamard 2-(63, 31, 15) designs invariant under the dihedral group of order 10. - Zlatka Mateva; Svetlana Topalova (Discret. Math., 2009)

Classification of Doubly Resolvable Designs and Orthogonal Resolutions. - Svetlana Topalova; Stela Zhelezova (Enhancing Cryptographic Primitives with Techniques from Error Correcting Codes, 2009)

2-Spreads and Transitive and Orthogonal 2-Parallelisms of PG(5, 2). - Svetlana Topalova; Stela Zhelezova (Graphs Comb., 2010)

Classification of optimal (v, 4, 1) binary cyclically permutable constant-weight codes and cyclic 2-(v, 4, 1) designs with v ≤ 76. - Tsonka Baicheva; Svetlana Topalova (Probl. Inf. Transm., 2011)

Optimal (v, 5, 2, 1) optical orthogonal codes of small v. - Tsonka Stefanova Baicheva; Svetlana Topalova (Appl. Algebra Eng. Commun. Comput., 2013)

On transitive parallelisms of PG(3, 4). - Svetlana Topalova; Stela Zhelezova (Appl. Algebra Eng. Commun. Comput., 2013)

Doubly resolvable designs with small parameters. - Svetlana Topalova; Stela Zhelezova (Ars Comb., 2014)

Book spreads in PG(7, 2). - Ronald Shaw; Svetlana Topalova (Discret. Math., 2014)

On point-transitive and transitive deficiency one parallelisms of PG (3, 4). - Svetlana Topalova; Stela Zhelezova (Des. Codes Cryptogr., 2015)

Classification of optimal conflict-avoiding codes of weights 6 and 7. - Tsonka Baicheva; Svetlana Topalova (Electron. Notes Discret. Math., 2017)

New parallelisms of PG(3, 4). - Svetlana Topalova; Stela Zhelezova (Electron. Notes Discret. Math., 2017)

Optimal conflict-avoiding codes for 3, 4 and 5 active users. - Tsonka Stefanova Baicheva; Svetlana Topalova (Probl. Inf. Transm., 2017)

Classification of Strongly Conflict-Avoiding Codes. - Tsonka Stefanova Baicheva; Svetlana Topalova (IEEE Commun. Lett., 2018)

On the Diffusion Property of the Improved Generalized Feistel with Different Permutations for Each Round. - Tsonka Baicheva; Svetlana Topalova (CAI, 2019)

Parallelisms of mathrmPG(3, 4) Invariant Under Cyclic Groups of Order 4. - Anton Betten; Svetlana Topalova; Stela Zhelezova (CAI, 2019)

Classification of optimal (v, k, 1) binary cyclically permutable constant weight codes with $$k=5, $$ k = 5 , 6 and 7 and small lengths. - Tsonka Baicheva; Svetlana Topalova (Des. Codes Cryptogr., 2019)

Types of spreads and duality of the parallelisms of PG(3, 5) with automorphisms of order 13. - Svetlana Topalova; Stela Zhelezova (Des. Codes Cryptogr., 2019)

Some parallelisms of PG(3, 5) involving a definite type of spread. - Svetlana Topalova; Stela Zhelezova (ACCT, 2020)

Isomorphism and Invariants of Parallelisms of Projective Spaces. - Svetlana Topalova; Stela Zhelezova (ICMS, 2020)

New Parallelisms of $ mathrm{PG}(3, 5)$ with Automorphisms of Order 8. - Svetlana Topalova; Stela Zhelezova (CASC, 2021)

Backtrack Search for Parallelisms of Projective Spaces. - Svetlana Topalova; Stela Zhelezova (IWOCA, 2021)

On parallelisms of PG(5, 2) invariant under a cyclic subgroup of order 21. - Svetlana Topalova; Stela Zhelezova (REDUNDANCY, 2021)

Parallelisms of PG(3, 4) invariant under an elementary abelian group of order 4. - Anton Betten; Svetlana Topalova; Stela Zhelezova (Appl. Algebra Eng. Commun. Comput., 2022)

On the diffusion of the Improved Generalized Feistel. - Tsonka Baicheva; Svetlana Topalova (Adv. Math. Commun., 2022)

Parallelisms of rmPG(3,4) with a Great Number of Regular Spreads. - Svetlana Topalova; Stela Zhelezova (LSSC, 2023)

On parallelisms of PG(3,4) with automorphisms of order 2. - Anton Betten; Svetlana Topalova; Stela Zhelezova (Inf. Comput., 2024)

An Update on Optimal (v,4,1) Binary Cyclically Permutable Constant Weight Codes and Cyclic 2-(v,4,1) Designs with Small v. - Tsonka Baicheva; Svetlana Topalova (Probl. Inf. Transm., 2024)