000 00377nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a574.5(06)
_bAMA
100 _aAMAVIS, R
245 0 _aPrinciples and methods for determining ecological criteria on hydrobiocenoses.
260 _aOxford
_bPergamon
_c1976
650 _aHydrobiocenoses
700 _aSMEETS, J
942 _cBK
999 _c25480
_d25480