TY - JOUR AU - G. Rybicki AU - David Hummer BT - The Astrophysical Journal DA - Jan-01-1978 DO - 10.1086/155826 PY - 1978 EP - 654 T2 - The Astrophysical Journal TI - A generalization of the Sobolev method for flows with nonlocal radiative coupling UR - http://articles.adsabs.harvard.edu/full/1978ApJ...219..654R VL - 219 SN - 0004-637X ER -