00883nam a22001817a 4500 Riphah International University 629.13251 TAN Tanveer Ahmad (16609) Temporal and spatial variations in tec using gnss network of Pakistan during the period of 2015-16 Islamabad (unpublished) 2017 xiii, 48 p. : ill. ; 30 cm. +CD Submitted in fulfillment of the requirements for the degree of Master of Philosophy in Physics to the faculty of Basic Sciences and Humanities. Includes bibliographical references Thesis supervisor: Dr. Zafar Iqbal Thesis (M.Phil)--Riphah International University, 2018 English Physics Global Navigation satellite system Geo- magnetic storm Equatorial region Refractive index FBSH 0 0 0 1 RIU RIU 2018-10-31 Riphah International University 0 629.13251 TAN 50171 2018-10-31 00:00:00 1 2018-10-31 TH 23516 23516