Lay Eng TeohKhoo Hooi Ling @ Lai Hooi Ling2024-11-112024-11-112016-03-12http://link.springer.com/article/10.1007/s12205-016-1670-3https://dspace-cris.utar.edu.my/handle/123456789/6717Green air transport system: An overview of issues, strategies and challengesjournal-article