000 00269nam a2200109Ia 4500
008 250217s9999 xx 000 0 und d
022 _a465070
082 _a578.7605
_bFRE
245 0 _aFreshwater Biology
260 _bBlackwell Scientific pub.
_aLondon
942 _cPRBP
999 _c188449
_d188448