M. STEPHEN, K. A. PETER2, C. B. A. KUMAR, and K. V. REGHUNANDAN, “Significance of socio-economic factors of farmers on the milk production of crossbred cows in Thrissur district of Kerala”, Indian J of Anim Sci, vol. 77, no. 6, Jun. 2007, Accessed: Oct. 23, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/5409