Murty, D., H. Putra, S. Mulatsih, N. Nurani, and T. Wibowo. “Macronutrient and Calorie Content in Preterm and Term Human Milk at First Three Week After Delivery”. Paediatrica Indonesiana, Vol. 59, no. 3, June 2019, pp. 130-8, doi:10.14238/pi59.3.2019.130-8.