Fusion of WLAN and GNSS observables for positioning in urban areas: The position ambiguity. - Daniel Fernandez; Francisco Barceló-Arroyo; Israel Martín-Escalona; Marc Ciurana; Marti Jofre; Esteban Gutierrez (ISCC, 2011)

Enhanced Precise Point Positioning for GNSS Users. - José Miguel Juan Zornoza; Manuel Hernández-Pajares; Jaume Sanz Subirana; Pere Ramos-Bosch; Angela Aragon-Angel; R. Orús; Washington Ochieng; Shaojun Feng; Marti Jofre; Pedro Coutinho; Jaron Samson; Michel Tossaint (IEEE Trans. Geosci. Remote. Sens., 2012)