H. Buttrus, N., نبیل, U. Jassim, Z., & ز. (2009). Synthesis of new Bismuth (III) compound and adducts of benzothiazol disulfide derivatives and their complexes with Co(II), Ni(II) and Cu(II). Journal of Education and Science (JES), 22(2), 1–8. https://doi.org/10.33899/edusj.2009.57684