DAWSON, P.J. Nutrition in Pakistan: Estimating the Economic Demand for Calories. Pakistan Journal of Nutrition, Pakistan, v. 1, n. 1, p. 64–66, 2001. DOI: 10.3923/pjn.2002.64.66. Disponível em: https://pjnonline.org/pjn/article/view/13. Acesso em: 15 aug. 2025.