Sadeghi, M., R. Tavakkoli Moghaddam, and R. Babazadeh. “AN EFFICIENT ARTIFICIAL BEE COLONY ALGORITHM FOR A P-HUB COVERING LOCATION PROBLEM WITH TRAVEL TIME RELIABILITY”. International Journal of Industrial Engineering: Theory, Applications and Practice, vol. 25, no. 1, Feb. 2018, doi:10.23055/ijietap.2018.25.1.3159.