Therapie, , vol. 12, p. 551,552

Tomapatanaget, Boosayarat; Tuntulani, Thawatchai; Wisner, James A.; Beer, Paul D.
Tetrahedron Letters, 2004 , vol. 45, # 4 p. 663 - 666

Elmehriki, Adam A.H.; Milne, Mark; Suchy, Mojmir; Bartha, Robert; Hudson, Robert H.E.
Canadian Journal of Chemistry, 2013 , vol. 91, # 3 p. 211 - 219