Mayurachat Natvaratat, Penkwan Chompreeda, Vichai Haruthaithanasan and Hathairat Rimkeeree (2007) “Optimization of Supplementary Protein Milk Tablet Formulation for Rural School Children under Her Royal Highness Princess Maha Chakri Sirindhorn’s Project”, Agriculture and Natural Resources. Bangkok, Thailand, 41(4), pp. 733–739. available at: https://li01.tci-thaijo.org/index.php/anres/article/view/244316 (accessed: 2 September 2026).