STEPHEN, M., PETER2, K. A., KUMAR, C. B. A., & REGHUNANDAN, K. V. (2007). Significance of socio-economic factors of farmers on the milk production of crossbred cows in Thrissur district of Kerala. The Indian Journal of Animal Sciences, 77(6). https://epubs.icar.org.in/index.php/IJAnS/article/view/5409