Rajkumar, U., R.P. Sharma, K.S. Rajaravindra, M. Niranjan, B.L.N. Reddy, T.K. Bhattacharya, and R.N. Chatterjee. 2009. “Effect of Genotype and Age on Egg Quality Traits in Naked Neck Chicken under Tropical Climate from India”. International Journal of Poultry Science 8 (12): 1151–1155. https://doi.org/10.3923/ijps.2009.1151.1155.