Iliyasu AM, Mohammed A, Da’u SS, Umar G, Umbugus A, Ahmadu J. Evaluation of the Variation in the Level of Compliance of Kaduna Refinery and Petrochemical Company (KRPC). theijst [Internet]. 2019 Jul. 30 [cited 2024 Jun. 29];7(7). Available from: http://internationaljournalcorner.com/index.php/theijst/article/view/148169