AL-Mossawi, A.-E.-B. H., and M. Z. . Eskander. “Extraction Of Collagen From Fish Orientai Sole Brachirus Orientalis Skin And Studying Of Some Chemical Charactristics And Amino Acid Composition”. Iraqi Journal of Aquaculture, vol. 12, no. 1, Dec. 2021, pp. 35-46, doi:10.58629/ijaq.v12i1.127.