Reducing fuel emissions by optimizing speed on shipping routes. - Kjetil Fagerholt; Gilbert Laporte; Inge Norstad (J. Oper. Res. Soc., 2010)

Analysis of an exact algorithm for the vessel speed optimization problem. - Lars Magnus Hvattum; Inge Norstad; Kjetil Fagerholt; Gilbert Laporte (Networks, 2013)

Benchmark Suite for Industrial and Tramp Ship Routing and Scheduling Problems. - Ahmad Hemmati; Lars Magnus Hvattum; Kjetil Fagerholt; Inge Norstad (INFOR Inf. Syst. Oper. Res., 2014)

Planning LNG Annual Delivery Programs with Speed Optimization and Multiple Loading Ports. - Helle V. Haug; Sigrid H. Solum; Sanna B. Warholm; Kjetil Fagerholt; Mingyu Li; Inge Norstad (ICCL, 2023)