TY - JOUR A1 - Leuenhagen, U. A1 - Hamann, Wolf-Rainer T1 - Spectral analyses of late-type [WC] central stars of planetary nebulae : more empirical constraints for their evolutionary status Y1 - 1998 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/23395 ER -