Hashim, H. O., M. B. S. Al-Shuhaib, and M. J. Ewadh. “HETEROGENEITY OF PROTEINS IN BIRDS’ EGG-WHITES”. BIOTROPIA, vol. 26, no. 2, Jan. 2019, pp. 65-81, doi:10.11598/btb.2019.26.2.812.