@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20100802-104835345, title = "Management of Transboundary Rivers and Lakes", chapter = "Okavango River Basin", year = "2008", url = "https://resolver.caltech.edu/CaltechAUTHORS:20100802-104835345", id = "record", isbn = "9783540749264", doi = "10.1007/978-3-540-74928-8\_3" }