Klop, W.; Klusener, P. A. A.; Brandsma, L.
Recueil: Journal of the Royal Netherlands Chemical Society, 1984 , vol. 103, # 1 p. 27 - 29

Bestmann, Hans Juergen; Schmid, Guenter; Oechsner, Helmut; Ermann, Peter
Chemische Berichte, 1984 , vol. 117, # 4 p. 1561 - 1571