Gimba MM, Edomwonyi-Otu LC, Yusuf N, Abubakar A. Drag Reduction with Polymer Mixtures in Pipes of Different Diameters. AZOJETE [Internet]. 2019Sep.2 [cited 2025Sep.14];15(3):792-01. Available from: http://www.azojete.com/index.php/azojete/article/view/61