Prishchenko, Andrey A.; Livantsov, Mikhail V.; Novikova, Olga P.; Livantsova, Ludmila I.; Petrosyan, Valery S.
Heteroatom Chemistry, 2008 , vol. 19, # 4 p. 352 - 359

Boduszek, Bogdan
Tetrahedron, 1996 , vol. 52, # 38 p. 12483 - 12494

Frechette, Roger F.; Ackerman, Caridad; Beers, Scott; Look, Rich; Moore, John
Bioorganic and Medicinal Chemistry Letters, 1997 , vol. 7, # 17 p. 2169 - 2172