OTHMAN , D. M. S., and A. M. MUDHIR. “SHEAR BOND STRENGTH OF DIFFERENT TYPES OF STAINLESS STEEL ORTHODONTIC FIXED RETAINERS: AN IN VITRO STUDY”. Journal of Duhok University, Vol. 25, no. 2, Nov. 2022, pp. 231-43, doi:10.26682/sjuod.2022.25.2.22.