Novartis AG
Patent: US6878721 B1, 2005 ;
Location in patent: Page/Page column 21 ;

Journal of the American Chemical Society, , vol. 66, p. 1606

Beger, J.; Thielemann, C.
Journal fuer Praktische Chemie (Leipzig), 1981 , vol. 323, # 1 p. 137 - 148

Bailey; Staveley
Journal of the Institute of Petroleum, 1956 , vol. 42, p. 97,99

Wibaut; Paulis
Recueil des Travaux Chimiques des Pays-Bas, 1958 , vol. 77, p. 792,798
Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen, Series B: Physical Sciences, 1958 , vol. <B> 61, p. 103,105