“Comparison of Some Estimation Methods for the Multiple Linear Regression Model with Existence of Both Auto - Correlation and Multicollinearity Problems” (2021) Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), 46(1), pp. 132–156. doi:10.55562/jrucs.v46i1.73.