Authors: BLANCHARD WF

Citation: Wf. Blanchard, RADIO-NAVIGATIONS TRANSITION FROM SAIL TO STEAM, Journal of Navigation, 50(2), 1997, pp. 155-171

Authors: BLANCHARD WF BROUGHTON DW

Citation: Wf. Blanchard et Dw. Broughton, INSTITUTIONAL REQUIREMENTS FOR A GLOBAL NAVIGATION SATELLITE SYSTEM, Journal of Navigation, 48(2), 1995, pp. 249-255

Authors: BLANCHARD WF

Citation: Wf. Blanchard, SPECIAL ISSUE ON NAVIGATION AND POSITIONING - INTRODUCTION TO SATELLITE NAVIGATION, International journal of satellite communications, 12(5), 1994, pp. 421-426