The development and implementation of a navigation and timing back-up to the Global Positioning System (GPS) [REF2021]

  1. Erthygl › Ymchwil › Adolygwyd gan gymheiriaid
  2. Cyhoeddwyd

    Mapping the ASFs of the Northwest European Loran-C System

    Williams, P. & Last, D., 2000, Yn: Journal of Navigation. 53, 2, t. 225–235

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  3. Cyhoeddwyd

    New sources of ASF data for European Loran users

    Last, J. & Williams, P., 2002, Yn: European Journal of Navigation. t. 119-134

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  4. Regional planning of DGNSS radiobeacon services

    Last, D., Turhan, E. & Ward, N., 2001, Yn: Navigation: Journal of the US Institute of Navigation. 48, 4, t. 247-254

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  5. Papur › Ymchwil › Heb ei adolygu gan gymheiriaid
  6. Cyhoeddwyd

    GNSS – The Present Imperfect.

    Last, J. D., 6 Tach 2007.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  7. Cyhoeddwyd

    Is Loran C the answer to GPS vulnerability?

    Last, J. D., 5 Maw 2003.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur