Guzman; Castanedo; Maldonado
Synthetic Communications, 1991 , vol. 21, # 8-9 p. 1001 - 1012

Poldy, Jacqueline; Peakall, Rod; Barrow, Russell Allan
Organic and Biomolecular Chemistry, 2009 , vol. 7, # 20 p. 4296 - 4300