Contribution to the knowledge of flies from the families Empididae and Hybotidae (Diptera) from selected Sites of Community Importance in the area of the Pieniny Mts (Slovakia)
Weele, Ruud van der, Hrivniak, Ľuboš, Manko, Peter, Oboňa, Jozef
Aquatic beetles (Insecta: Coleoptera) of selected Natura 2000 protected sites in eastern Slovakia – a new record for Slovakia and new distribution records
Sáinz-Cantero, Carmen E., de Figueroa, J. Manuel Tierno, Oboňa, Jozef, Hrivniak, Ľuboš, Manko, Peter
Records of Limoniidae (Diptera) from Azerbaijan
Starý, Jaroslav, Hrivniak, Ľuboš, Oboňa, Jozef
First records of four species of the long-legged flies (Diptera: Dolichopodidae) from Azerbaijan, with addition to the national checklist
Negrobov, Oleg P., Hrivniak, Ľuboš, Oboňa, Jozef