List of Articles Emmanuel Chinwuko Article 1 - Production Constraints Modelling: A Tactical Review Approach 20.1001.1.22519904.2020.13.1.2.6 10.22094/joie.2019.564999.1554 Chinedum Mgbemena Emmanuel Chinwuko Henry Ifowodo Journal of Optimization in Industrial Engineering , Issue 27 , Year , Spring 2020