Mass Spectra of Designer Drugs, 2 Volume SetPeter Rösner, Thomas Junge, Folker Westphal, Giselher Fritschi · First published 2007Open the Tome
Tetrachlorethylen und Trichlorethylen im Trink- und GrundwasserGiselher Fritschi · First published 1979Open the Tome
