On the earthworm fauna (Oligochaeta: Lumbricidae), in particular the distribution of Proctodrilus, in the floodplains of the chernozem and gray-brown podzolic soil areas on both sides of the Ore Mts.
Opuscula zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis/Opuscula zoologica Instituti Zoosystematici Universitatis Budapestinensis