Gamma-ray bursts from tidally spun-up Wolf-Rayet stars? R. G. Detmers, N. Langer, Ph. Podsiadlowski and R. G. Izzard A&A, 484 3 (2008) 831-839 Published online: 01 April 2008 DOI: 10.1051/0004-6361:200809371