Cappuyns
Bulletin de la Classe des Sciences, Academie Royale de Belgique, 1943 , vol. <5>29, p. 112,122
Bulletin des Societes Chimiques Belges, 1945 , vol. 54, p. 76,84
Briggs, Stuart P.; Davies, David I.; Newton, Roger F.; Reynolds, Derek P.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1981 , p. 146 - 149
Briggs, Stuart P.; Davies, David I.; Newton, Roger F.; Reynolds, Derek P.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1981 , p. 146 - 149