Ibraheem Othman, M., and Z. Tariq Saleh Al-Khaledi. “Theory-Based Model Validation in the Generalized Multifactor Dimensionality Reduction Algorithm for Ordinal Phenotypes”. IRAQI JOURNAL OF STATISTICAL SCIENCES, vol. 20, no. 2, Dec. 2023, pp. 212-24, doi:10.33899/iqjoss.2023.0181255.