1. The Vitamin D Requirement of the Sheep;Andrews;New Zealand J. Sci. Technol.,1945
2. The Effect of Lime and Cod Liver Oil on Sheep Fed a Calcium-deficient Ration;Auchinachic;J. Agr. Sci.,1932
3. The Vitamin D Requirement of Dairy Calves;Bechdel;Pa. Agr. Expt. Sta. Bull.,1938
4. Rickets in Calves;Bechdel;Pa. Agr. Expt. Sta. Bull.,1933
5. Vitamin D Studies in Cattle. IV. Corn Silage as a Source of Vitamin D for Dairy Cattle;Bechtel;J. Dairy Sci.,1936