Merilä Juha, Björklund Mats, Baker Allan J
Department of Zoology, Uppsala University, Villavägen 9, S-752 36, Uppsala, Sweden.
Department of Ornithology and Laboratory of Molecular Systematics, Royal Ontario Museum, 100 Queen's Park, Toronto, Ontario, M5S 2C6, Canada.
Evolution. 1996 Dec;50(6):2548-2557. doi: 10.1111/j.1558-5646.1996.tb03644.x.