Original article can be found at: http://www.atypon-link.com/WDG/loi/semi Copyright Walter de Gruyter GmbH & Co. KG. [Full text of this article is not available in the UHRA]
Radio direction finding for maritime search and rescue (2004)
Pine, K., Sammut, K., He, F., Evans, M.E.
Two Unmanned Aerial Vehicles (UAVs) are required to respond to a maritime emergency beacon, localise it, and then circle around it in an optimal configuration. Each UAV is able to measure bearing to...