Manpreet Singh and  Parvinder Singh Sandhu and  Basant Raj Singh,  Coefficient of Parentage for Crop Hybridization.   journal   = {International Journal of Bioengineering and Life Sciences}, [online]. World Academy of Science, Engineering and Technology.
    December 2007, vol. 12(12). 179 - 182
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/8942.