Tapia, Ricardo A.; Prieto, Yolanda; Valderrama, Jaime A.; Fournet, Alain; Rojas de Arias, Antonieta; Nakayama, Hector; Torres, Susana
Heterocyclic Communications, 2002 , vol. 8, # 4 p. 339 - 342

Sachin, Kalme; Jeong, Hwan-Jeong; Lim, Seok Tae; Sohn, Myung-Hee; Chi, Dae Yoon; Kim, Dong Wook Tetrahedron, 2011 ,  vol. 67,  # 10  p. 1763 - 1767