Ireland, Robert E.; Dow, William C.; Godfrey, Jollie D.; Thaisrivongs, Suvit
Journal of Organic Chemistry, 1984 , vol. 49, # 6 p. 1001 - 1013

Fleming, Ian
Bulletin de la Societe Chimique de France, 1981 , vol. 2, # 1-2 p. 7 - 13