1. Bovine purine nucleoside phosphorylase (NP): ‘erythrocytic’ and ‘tissular’ enzyme. In: Abstracts of papers read at the 14th International Conference of Animal Blood Groups and Biochemical Polymorphism (Davis, California, 24-28 June 1974);Ansay;Anim. Blood Grps biochem. Genet.,1974a
2. Ansay , M. 1974b Variabilité génétique et tissulaire de la malate déhydrogenase mitochondriale (MOR), de la transaminase glutamique oxaloacétique cytoplasmique (GOT), de la phosphoglucomutase (PGM), de ľadénosine déaminase (ADA), de la purine nucléoside phosphorylase (NP), dans ľespèce bovine Ph. D. Thesis University of Liege
3. Purine nucleoside phosphorylase (NP) of bovine erythrocytes. Genetic control of electrophoretic variants;Ansay;Animal Blood Grps biochem. Genet.,1972
4. Polymorphism of adenosine deaminase in the pig: allelic variation in erythrocytes;Widar;Anim. Blood Grps biochem. Genet.,1974