"192.815"^^ . . . "J_imp \u010Dl\u00E1nek v impaktovan\u00E9m \u010Dasopise" . . . "Origin of lead in eight central European peat bogs determined from isotope ratios, strengths, and operation times of regional pollution sources" . "1"^^ . "197.092"^^ . "XM!mj399bzegRXuzc7KSIJ9hM2Q=" . "Environmental science & technology" . . "197.092"^^ . . . . . "http://www.isvav.cz/h12/resultDetail.do?rowId=RIV%2F00216208%3A11310%2F08%3A13953!RIV09-GA0-11310___"^^ . "RIV/00216208:11310/08:13953!RIV09-GA0-11310___" . . . "192.815"^^ .