TY - BOOK AU - Katta, Prasanna TI - GPS receiver biases estimation using variance minimization method: case studies during January 2004 Gagan data PY - 2018/// CY - Mumbai PB - IIG KW - GpsGagan DataIonosphereM.Sc. Project ReportProject Report N1 - M.Sc Project Report submitted under the guidance of Dr. S. Sripathi ER -