Reserve Capacity for a Road Network Under Optimized Fixed Time Traffic Signal Control. - Halim Ceylan; Michael G. H. Bell (J. Intell. Transp. Syst., 2004)

A new solution algorithm for improving performance of ant colony optimization. - Ozgur Baskan; Soner Haldenbilen; Huseyin Ceylan; Halim Ceylan (Appl. Math. Comput., 2009)