Mohamadi, A., Ebrahimnejad, S., Soltani, R. and Khalilzadeh, M. 2019. AN INTEGRATED APPROACH BASED ON A BI-LEVEL GENETIC ALGORITHM AND A COMBINED ZONE- LP FOR THE FACILITY LAYOUT PROBLEM. The South African Journal of Industrial Engineering. 30, 4 (Dec. 2019), 87–101. DOI:https://doi.org/10.7166/30-4-2192.