The single-item lot-sizing problem with immediate lost sales. - Deniz Aksen; Kemal Altinkemer; Suresh Chand (Eur. J. Oper. Res., 2003)

Customer Selection and Profit Maximization in Vehicle Routing Problems. - Deniz Aksen; Necati Aras (OR, 2005)

Open Vehicle Routing Problem with Time Deadlines: Solution Methods and an Application. - Zeynep Özyurt; Deniz Aksen; Necati Aras (OR, 2005)

Loss of customer goodwill in the uncapacitated lot-sizing problem. - Deniz Aksen (Comput. Oper. Res., 2007)

Open vehicle routing problem with driver nodes and time deadlines. - Deniz Aksen; Zeynep Özyurt; Necati Aras (J. Oper. Res. Soc., 2007)

A location-routing problem for the conversion to the "click-and-mortar" retailing: The static case. - Deniz Aksen; Kemal Altinkemer (Eur. J. Oper. Res., 2008)

Locating collection centers for incentive-dependent returns under a pick-up policy with capacitated vehicles. - Necati Aras; Deniz Aksen; Ayse Gönül Tanugur (Eur. J. Oper. Res., 2008)

The budget constrained r-interdiction median problem with capacity expansion. - Deniz Aksen; Nuray Piyade; Necati Aras (Central Eur. J. Oper. Res., 2010)

A bilevel fixed charge location model for facilities under imminent attack. - Deniz Aksen; Necati Aras (Comput. Oper. Res., 2012)

Selective and periodic inventory routing problem for waste vegetable oil collection. - Deniz Aksen; Onur Kaya; F. Sibel Salman; Yeliz Akça (Optim. Lett., 2012)

A Bilevel p-median model for the planning and protection of critical facilities. - Deniz Aksen; Necati Aras; Nuray Piyade (J. Heuristics, 2013)

A bilevel partial interdiction problem with capacitated facilities and demand outsourcing. - Deniz Aksen; Sema Sengül Akca; Necati Aras (Comput. Oper. Res., 2014)

An adaptive large neighborhood search algorithm for a selective and periodic inventory routing problem. - Deniz Aksen; Onur Kaya; F. Sibel Salman; Özge Tüncel (Eur. J. Oper. Res., 2014)

A Periodic Traveling Politician Problem with Time-Dependent Rewards. - Deniz Aksen; Masoud Shahmanzari (OR, 2016)

A trilevel r-interdiction selective multi-depot vehicle routing problem with depot protection. - Mir Ehsan Hesam Sadati; Deniz Aksen; Necati Aras (Comput. Oper. Res., 2020)

Formulation and a two-phase matheuristic for the roaming salesman problem: Application to election logistics. - Masoud Shahmanzari; Deniz Aksen; Saïd Salhi (Eur. J. Oper. Res., 2020)

The r-interdiction selective multi-depot vehicle routing problem. - Mir Ehsan Hesam Sadati; Deniz Aksen; Necati Aras (Int. Trans. Oper. Res., 2020)

A Multi-Start Granular Skewed Variable Neighborhood Tabu Search for the Roaming Salesman Problem. - Masoud Shahmanzari; Deniz Aksen (Appl. Soft Comput., 2021)

An efficient variable neighborhood search with tabu shaking for a class of multi-depot vehicle routing problems. - Mir Ehsan Hesam Sadati; Bülent Çatay; Deniz Aksen (Comput. Oper. Res., 2021)

Multi-period travelling politician problem: A hybrid metaheuristic solution method. - Masoud Shahmanzari; Deniz Aksen; Saïd Salhi (J. Oper. Res. Soc., 2022)