Technical Note - A Convexity Result for a Class of GI/G/1 Queueing Systems. - Hung-Yuan Tu; Hillel Kumin (Oper. Res., 1983)

Convexity and Optimization of Condense Discrete Functions. - Emre Tokgöz; Sara Nourazari; Hillel Kumin (SEA, 2011)

Mixed convexity and optimization results for an (S - 1, S) inventory model under a time limit on backorders. - Emre Tokgöz; Hillel Kumin (Comput. Manag. Sci., 2012)

Condense Mixed Convexity and Optimization with an Application in Data Service Optimization. - Emre Tokgöz; Hillel Kumin (MOD, 2015)