TY - JOUR A1 - Dreizler, S. A1 - Werner, Klaus A1 - Rauch, Thomas A1 - Koesterke, Lars A1 - Heber, Ulrich T1 - NLTE Analyses of PG 1159 stars : Contraints for the structure and evolutiuon of Post-AGB stars Y1 - 1997 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/24845 ER -