TY - JOUR AU - D. Lauterborn AU - R. Siquig BT - The Astrophysical Journal DA - Jan-02-1974 DO - 10.1086/152628 PY - 1974 EP - 299 T2 - The Astrophysical Journal TI - Multiple Solutions and Secular Stability of a 7 M, Star with Core Helium and Shell Hydrogen Burning UR - http://adsabs.harvard.edu/full/1974ApJ...187..299L VL - 187 SN - 0004-637X ER -