1. Official methods of analysis,1976
2. Metabolic responses of prematures to milk formulas with different lactic acid isomers or citric acid;Ballabriga;Helv. Paediatr. Acta,1970
3. Experimenteller Beitrag zur Wirkung von Joghurt und einigen organischen Säuren. (Experimental contribution to the action of yogurt and some organic acids.);Baumgärtner;Ernährungsforschung,1962
4. Etude sur les variations de la flore lactique et bifide intestinale par rapport á 1’administration des cellules lactiques du yaourt. (Study on the variations of lactobacilli and bifidobacteria in relation to the lactobacilli count in yogurt.);Bianchi-Salvadori;Le Lait,1978
5. Ueber die L(+) and D(—) Milchsaurekoncentration verschiedener Sauermilcharten. (On the L(+) and D(—) lactic acid concentration of various sour milk products.);Blumenthal;Mitt. Geb. Lebensmittelunters. Hyg.,1971