TY - JOUR AU - David Hummer AU - G. Rybicki BT - Monthly Notices of the Royal Astronomical Society DA - 00/1971 DO - 10.1093/mnras/152.1.1 N1 - JILA Pub. 721 PY - 1971 SE - 1 SP - 1 EP - 19 T2 - Monthly Notices of the Royal Astronomical Society TI - Radiative transfer in spherically symmetric systems. The conservative grey case UR - http://adsabs.harvard.edu/full/1971MNRAS.152....1H VL - 152 ER -