TY - JOUR A1 - BÖNING, T. A1 - LOHSE, M. A1 - HARTMANN, B. T1 - Was leisten naturnahe Verfahren? T2 - wwt-awt Y1 - 2001 UR - https://www.hb.fh-muenster.de/opus4/frontdoor/index/index/docId/2828 IS - 5 SP - 18 EP - 22 ER -