Hussein, Taha Darwassh Hanawy, Mondher Frikha, and Javad Rahebi. “Harris Hawks Optimization for Ambulance Vehicle Routing in Smart Cities”. Eastern-European Journal of Enterprise Technologies 2, no. 3 (122) (April 30, 2023): 74–81. Accessed July 18, 2024. https://journals.uran.ua/eejet/article/view/278002.