R. G. Chitre and V. Agte, “Concept of Essential Amino Acids in Human Nutrition - A Need for Reassessment (With Special Reference to School Children) Part III Changes in the Activity of Amino Acids Transaminases as a Response to Adaptation to P. C. M. for Preschool Children”, IJND, vol. 18, no. 6, pp. 204–208, Jun. 1981.