Cho, Chul-Hee; Sun, Myungchul; Seo, Yong-Seok; Kim, Chul-Bae; Park, Kwangyong
Journal of Organic Chemistry, 2005 , vol. 70, # 4 p. 1482 - 1485

Cho, Chul-Hee; Kim, In-Sook; Park, Kwangyong
Tetrahedron, 2004 , vol. 60, # 21 p. 4589 - 4599