Enierga, Gina; Espiritu, Maria; Perlmutter, Patrick; Pham, Ngoc; Rose, Mark; Sjoeberg, Stefan; Thienthong, Neeranat; Wong, Katie Tetrahedron Asymmetry, 2001, vol. 12, # 4 p. 597 - 604 doi: 10.1016/S0957-4166(01)00064-7