Tschamber, Theophile; Siendt, Herve; Boiron, Arnaud; Gessier, Francois; Deredas, Dariusz; Frankowski, Andrzej; Picasso, Sylviane; Steiner, Heinz; Aubertin, Anne-Marie; Streith, Jacques European Journal of Organic Chemistry, 2001, # 7 p. 1335 - 1347