Das, Partha, Rajesh Ranjan, and Arpana Priyanka Minj. 2015. “Purification, Initial Characterization and Quantification of Khaki Campbell Duck Immunoglobulins During Early Postnatal Development”. Indian Journal of Veterinary Anatomy 26 (2). https://epubs.icar.org.in/index.php/IJVA/article/view/45743.