Tetrahedron Letters, Volume 5, Issue 33, 1964, Pages 2285-2289
Michael Rosenberger, Peter Yates, James B. Hendrickson, Walter Wolf
Код: Выделить всё
http://www.sciencedirect.com/science/article/pii/S0040403900717047- DOI:
http://dx.doi.org/10.1016/S0040-4039(00)71704-7