TY - JOUR AU - Kenneth Ziebarth BT - The Astrophysical Journal DA - Jan-11-1970 DO - 10.1086/150726 PY - 1970 EP - 947 T2 - The Astrophysical Journal TI - On the Upper Mass Limit for Main-Sequence Stars UR - http://articles.adsabs.harvard.edu/full/1970ApJ...162..947Z VL - 162 SN - 0004-637X ER -