1. Optimization Approaches for the Traveling Salesman Problem with Drone
2. Aitken R.2015.Cargo Delivery Drones – Flying Soon Near You.Unmanned Cargo Available athttps://unmannedcargo.org/cargo-delivery-drones/(accessed date May 16 2020).
3. Amazon No‐Rush Rewards.2020.Prime Members Can Get a Little Extra Something with FREE No‐Rush Shipping!Amazon.com Available athttps://www.amazon.com/b?ie=UTF8&node=9433645011(accessed date May 16 2020).
4. Anzilotti E.2019.The Domino's Delivery of the Future Will Arrive by Electric Bike.FastCompany Available athttps://www.fastcompany.com/90390713/the-dominos-delivery-of-the-future-will-arrive-by-electric-bike(accessed date May 16 2020).
5. UAVs in pursuit of plant conservation - Real world experiences