@article{Orozco2019, author = "Juan Carlos Orozco", title = "{Analysis of Energy Efficiency in Truck-Drone “Last Mile” Delivery Systems}", year = "2019", month = "6", url = "https://hammer.purdue.edu/articles/thesis/Analysis_of_Energy_Efficiency_in_Truck-Drone_Last_Mile_Delivery_Systems/8028974", doi = "10.25394/PGS.8028974.v1" }