Goux, Catherine; Sigismondi, Silvana; Sinou, Denis; Perez, Montserrat; Moreno-Manas, Marcial; Pleixats, Roser; Villarroya, Merce
Tetrahedron, 1996 , vol. 52, # 28 p. 9521 - 9534

Kim, D. G.; Shmygarev, V. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1995 , vol. 31, # 2 p. 183 - 185
Khimiya Geterotsiklicheskikh Soedinenii, 1995 , # 2 p. 211 - 213

Mizutani, Masato; Sanemitsu, Yuzuru; Tamaru, Yoshinao; Yoshida, Zen-ichi
Journal of Organic Chemistry, 1985 , vol. 50, # 6 p. 764 - 768