Multi-mode resource constrained multi-project scheduling and resource portfolio problem. - Umut Besikci; Ümit Bilge; Gündüz Ulusoy (Eur. J. Oper. Res., 2015)

Green scheduling of a two-machine flowshop: Trade-off between makespan and energy consumption. - S. Afshin Mansouri; Emel Aktas; Umut Besikci (Eur. J. Oper. Res., 2016)

Resource portfolio problem under relaxed resource dedication policy in multi-mode multi-project scheduling. - Umut Besikci; Ümit Bilge; Gündüz Ulusoy (Int. J. Math. Oper. Res., 2019)