@phdthesis{DedigamaDewage2005,
  author      = {Mangalika Jayasundara Dedigama Dewage},
  title       = {Spherical Location Problems with Restricted Regions and Polygonal Barriers},
  type        = {doctoralthesis},
  school      = {Technische Universit{\"a}t Kaiserslautern},
  year        = {2005},
  url  = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-18142},
}