Some Diptera records of National Nature Reserves Dreveník and Sivá Brada (Slovakia)
Beuk, Paul L. Th., Barlog, Milan, Csanády, Alexander, Dvořáková, Kateřina, Dvořák, Libor, Haenni, Jean-Paul, Ježek, Jan, Manko, Peter, Mlynárová, Laura, Tej, Branislav, Oboňa, Jozef
Selected Diptera of City Park Kolmanka, Prešov (Slovakia)
Oboňa, Jozef, Beuk, Paul L. Th., Dvořáková, Kateřina, Dvořák, Libor, Grootaert, Patrick, Haenni, Jean-Paul, Ježek, Jan, Mlynárová, Laura, van der Weele, Ruud, Manko, Peter
Upswing of collections of horse flies (Diptera, Tabanidae) held at the National Museums of Kenya, Nairobi
Ježek, Jan, Oboňa, Jozef, Wamiti, Wanyoike, Njoroge, Ndung'u