Dzhemilev, U. M.; Khusnutdinov, R. I.; Shchadneva, N. A.; Tolstikov, G. A.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1990 , vol. 39, # 7.2 p. 1447 - 1450
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1990 , # 7 p. 1598 - 1601

Crombie, Leslie; Crombie, W. Mary L.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 10 p. 1267 - 1274

Riedel
Justus Liebigs Annalen der Chemie, 1908 , vol. 361, p. 94

Smith III, Amos B.; Safonov, Igor G.; Corbett, R. Michael
Journal of the American Chemical Society, 2002 , vol. 124, # 37 p. 11102 - 11113

Crombie, Leslie; Crombie, W. Mary L.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 10 p. 1267 - 1274