TY - JOUR T1 - P-RANSAC: An Integrity Monitoring Approach for GNSS Signal Degraded Scenario JF - International Journal of Navigation and Observation Y1 - 2014 A1 - Castaldo, Gaetano A1 - Angrisano, Antonio A1 - Gaglione, Salvatore A1 - Troisi, Salvatore VL - 2014 ER -