A. Mahmood, Wisam, et al. “CHOOSING APPROPRIATE IMPUTATION METHODS FOR MISSING DATA: A DECISION ALGORITHM ON METHODS FOR MISSING DATA”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 11, no. 2, Sept. 2019, pp. comp 65-73, doi:10.29304/jqcm.2019.11.2.588.