Proceedings of the 12th International Conference on Operations Research and Enterprise Systems Acronym: ICORES 2023 Event held on: February 19-21, 2023, in Lisbon, Portugal Editors: Federico Liberatore 1 , Slawo Wesolkowski 2 and Greg H. Parlier 3 Affiliations: 1 Cardiff University, United Kingdom , 2 Department of National Defence, Canada , 3 NCSU, United States ISBN: 978-989-758-627-9