Ditching the satnav: the lost secrets of natural navigation | Life and style | The Guardian
May 6, 2018 at 10:03:15 AM GMT+2 * - permalink -

- https://www.theguardian.com/lifeandstyle/2018/may/06/ditching-the-satnav-the-lost-secrets-of-natural-navigation

Galileo : le GPS européen est enfin prêt
November 30, 2016 at 8:33:30 PM GMT+1 * - permalink -

- http://www.liberation.fr/futurs/2016/11/30/galileo-le-gps-europeen-est-enfin-pret_1531684