Improved Lower Bounds for the Orders of Even Girth Cages. - Tatiana Baginová Jajcayová; Slobodan Filipovski; Robert Jajcay (Electron. J. Comb., 2016)

On Bipartite Cages of Excess 4. - Slobodan Filipovski (Electron. J. Comb., 2017)

A note on degree/diameter monotonicity of digraphs. - Slobodan Filipovski (Australas. J Comb., 2018)

On the excess of vertex-transitive graphs of given degree and girth. - Slobodan Filipovski; Robert Jajcay (Discret. Math., 2018)

On biregular bipartite graphs of small excess. - Slobodan Filipovski; Alejandra Ramos-Rivera; Robert Jajcay (Discret. Math., 2019)

An alternate proof of the monotonicity of the number of positive entries in nonnegative matrix powers. - Slobodan Filipovski (Art Discret. Appl. Math., 2021)

A lower bound for the discriminant of polynomials related to Chebyshev polynomials. - Slobodan Filipovski (Discret. Math., 2021)

Extremal Edge-Girth-Regular Graphs. - Ajda Zavrtanik Drglin; Slobodan Filipovski; Robert Jajcay; Tom Raiman (Graphs Comb., 2021)

A refined Tur'an theorem. - Slobodan Filipovski (Electron. J. Graph Theory Appl., 2024)

Extremizing antiregular graphs by modifying total σ-irregularity. - Martin Knor; Riste Skrekovski; Slobodan Filipovski; Darko Dimitrov (Appl. Math. Comput., 2025)