1. Greig-Smith, R.: The coagulation of condensed milk. Linnean Society of New South Wales. Proc. 34, 1909.(reference on p. 107).
2. Hunziker, O. F.: Condensed milk and milk powder. 1918 (references on p. 66,231–232).
3. Rice, Frank E., and Downs, Paul A.: Sweetened condensed milk. I. Bacterial thickening. Jour. Dairy Sci., 1923, vi, no. 6.
4. Report of the committee on the descriptive chart for 1919. Society of American Bacteriologists;Anonymous;Jour. Bact.,1920
5. Conn, W. H., Esten, W. M., and Stocking, W. A. A classification of dairy bacteria. Storrs Experiment Station, Rept. 1906; 1906 (reference on p. 123).