TRANSPORTATION OPTIMIZATION MODEL USING THE DISTANCE MATRIX: A CASE OF CEMENT DISTRIBUTION FROM SELECTED COMPANIES TO DISTRIBUTION CENTERS IN EBONYI STATE. FJS [Internet]. 2021 Jun. 22 [cited 2025 Sep. 11];5(2):85-8. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/454