R. J. Mehsin, L. A.Raheem, A. H. Ghazi, and S. A.Khathem, “Preparation, Characterization and Prophylactic Study of New Microsphere Containing Doxycycline against Diseases of Shrimp”, Iraqi Journal of Pharmaceutical Sciences , vol. 24, no. 1, pp. 33–39, Mar. 2017, doi: 10.31351/vol24iss1pp33-39.