TY - JOUR T1 - SwSt 1: an O-rich planetary nebula around a C-rich central star JO - Monthly Notices of the Royal Astronomical Society PY - 2001/12/01 AU - De Marco O AU - Crowther PA AU - Barlow MJ AU - Clayton GC AU - de Koter A ED - DO - DOI: 10.1046/j.1365-8711.2001.04887.x PB - Oxford University Press (OUP) VL - 328 IS - 2 SP - 527 EP - 554 Y2 - 2025/06/24 ER -