Dioury, Fabienne; Sylvestre, Isabelle; Siaugue, Jean-Michel; Wintgens, Veronique; Ferroud, Clotilde; Favre-Reguillon, Alain; Foos, Jacques; Guy, Alain European Journal of Organic Chemistry, 2004, # 21 p. 4424 - 4436 doi: 10.1002/ejoc.200400264