1. Savelberg , Fons & Warffemius, Pim M.J. & Kroes , Eric. ( 2017 ). ESTIMATION OF THE SOCIAL COSTS OF TRAIN DELAYS IN THE NETHERLANDS . Savelberg, Fons & Warffemius, Pim M.J. &Kroes, Eric. (2017). ESTIMATION OF THE SOCIAL COSTS OF TRAIN DELAYS IN THE NETHERLANDS.
2. Waiting Time of Public Transport Passengers in Jordan: Magnitude and Cost
3. Vehicle routing problem with time-windows for perishable food delivery
4. Using drones to transport suspected COVID-19 samples; experiences from the second largest testing centre in Ghana, West Africa
5. Everett B. Peterson , Kevin Neels , Nathan Barczi and Thea Graham , The Economic cost of airline Flight Delay , Journal of Transport Economics and Policy , January 2013 , Vol. 47 , No. 1 (January 2013), pp. 107-121 https://www.jstor.org/stable/24396355 Everett B. Peterson, Kevin Neels, Nathan Barczi and Thea Graham, The Economic cost of airline Flight Delay, Journal of Transport Economics and Policy ,January 2013, Vol. 47, No. 1 (January 2013), pp. 107-121 https://www.jstor.org/stable/24396355