Li, Jiayin; Liang, Jiang-Lin; Chan, Philip Wai Hong; Che, Chi-Ming
Tetrahedron Letters, 2004 , vol. 45, # 12 p. 2685 - 2688

Kuznetsov, M. A.; Belov, V. N.
Journal of Organic Chemistry USSR (English Translation), 1984 , p. 1611 - 1616
Zhurnal Organicheskoi Khimii, 1984 , vol. 20, # 8 p. 1768 - 1774