TY - JOUR A1 - Haitzer, Markus A1 - Löhmannsröben, Hans-Gerd A1 - Steinberg, Christian E. W. A1 - Zimmermann, Ute T1 - In vivo laser-induced fluorescence detection of pyrene in nematodes and determination of pyrene binding constants for humic substances by fluorescences quenching and bioaccumulation experiments Y1 - 2000 ER -