TY - BOOK TI - Occurrence of amphibious bugs, water bugs and ground bugs in the catchment area of the Crişul Alb, Crişul Negru and Crişul Repede rivers T3 - Tiscia monograph series T3 - The Cris/Körös rivers' valleys : a study of the geography, hydrobiology and ecology of the river system and its environment AU - Kecskés Attila PY - 1997 LA - English SN - 1418-0448 UR - http://acta.bibl.u-szeged.hu/10151/1/tiscia_mono_002_275-286.pdf ER -