S. NIRANJAN, H. SINGH, and S. T. KRISHNA, “Construction and evaluation of multi=trait selection indices fOr overall economic improvement in White Legborn layers”, Indian J of Anim Sci, vol. 64, no. 10, Jun. 2013, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/31074