Talukder, M., J. Panandam, Y. Halimatun, and I. Idris. “Milk Composition and Quality of Sahiwal – Friesian Crossbred Cow Studied in Malaysia”. The Agriculturists, vol. 11, no. 2, Dec. 2013, pp. 58-65, doi:10.3329/agric.v11i2.17488.