Jamali, A.R.M.J.U. and Rahman, M.T. 2023. Investigating the Pitfalls of the Least Cost and Vogel’s Approximate Methods: Understanding the Impact of Cost Matrix Patterns. Journal of Engineering Science. 14, 1 (Jul. 2023), 123–135. DOI:https://doi.org/10.3329/jes.v14i1.67641.