Sudalai, Arumugam; Kanagasabapathy, Subbareddy; Benicewicz, Brian C.
Organic Letters, 2000 , vol. 2, # 20 p. 3213 - 3216

Leon,N.H.; Asquith,R.S.
Tetrahedron, 1970 , vol. 26, p. 1719 - 1725

Churkina, T. D.; Petrova, R. G.; Freidlina, R. Kh.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1988 , vol. 37, # 12 p. 2562 - 2564
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1988 , # 12 p. 2839 - 2841