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Bérczi, Kristóf, Csikvári, Péter, Kovács, Erika Renáta and Végh, László A. ORCID: 0000-0003-1152-200X (2013) Splitting property via shadow systems. In: 8th Japanese Hungarian Symposium on Discrete Mathematics and its Applications, 2013-06-04 - 2013-06-07, Veszprem, Hungary, HUN.
Kovács, Erika Renáta and Végh, László ORCID: 0000-0003-1152-200X (2011) The constructive characterization of (k,l)-edge-connected digraphs. Combinatorica, 31 (2). pp. 201-223. ISSN 0209-9683
Kovács, Erika Renáta and Vegh, László ORCID: 0000-0003-1152-200X (2010) Constructive characterization theorems in combinatorial optimization. Rims Kôkyûroku Bessatsu, B23. pp. 147-169. ISSN 1881-6193