1. Evaluation of caries-producing potentialities of various foodstuffs;Bibby;J.A.D.A.,1951
2. Oral sugar clearance. Its influence on dental caries activity;Lundqvist;Odont. Revy,1952
3. A comparison of the caries producing potentialities of sweetened beverages and of other carbohydrate foods;Ludwig,1954
4. hydrogen-ion concentration on tooth surfaces and in carious lesions;Stephan;J.A.D.A.,1940
5. The pH of carious lesions;Stephan;J.D. Res.,1945