TY - JOUR AU - D. van Blerkom AU - John Castor BT - The Astrophysical Journal DA - Jan-01-1979 DO - 10.1086/156763 PY - 1979 EP - 543 T2 - The Astrophysical Journal TI - A simple estimate of the effect of a thick circumstellar dust shell on photospheric line profiles UR - http://articles.adsabs.harvard.edu/full/1979ApJ...227..543V VL - 227 SN - 0004-637X ER -