W. Al-Bideri, Adnan, and Ali Nadeem Jawad. “Comparative Anatomical and Histological Study of Duodenum Between Laughing Dove Streptopelia Senegalensis and White Breasted Kingfisher, Halcyon Smyrnensis”. Al-Qadisiyah Journal of Pure Science 22, no. 1 (April 9, 2018): 82 - 92. Accessed May 4, 2024. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/703.