TY - JOUR AU - Mitchell Begelman AU - E. Rossi AU - Phillip Armitage BT - Monthly Notices of the Royal Astronomical Society DA - 07/2008 DO - 10.1111/j.1365-2966.2008.13344.x PY - 2008 SP - 1649 EP - 1659 T2 - Monthly Notices of the Royal Astronomical Society TI - Quasi-stars: accreting black holes inside massive envelopes VL - 387 SN - 00358711 ER -