Fish mass-mortalities caused by water pollutions in 1981 [freshwater fishes, water pollution, industrial pollutants, sewage products, mortality, Hungary]
On reasons of fish mass-killings in pond farms. Part 1. [freshwater fishes, ponds, water pollutants, wastewater, pesticides, oxygen, light, temperature, fish diseases, mortality, Hungary]
Elimination of fish-taste spoiling materials from Danube-water to be used for pond filling [rivers, fish ponds, water pollution, pollution control, fishery production, Hungary]
Czako, L ; Donath, A ; Mihaltz, P. (Budapesti Muszaki Egyetem, Budapest (Hungary). Mezogazdasagi Kemiai Technologiai Tanszek)