TY - BOOK AU - Panneerselvam, C. TI - Temporal studies of atmospheric electrical parameters close to the earth's surface PY - 2012/// CY - Mumbai PB - IIG KW - Data AssimilationEarth's LithosphereGeomagnetic JerksMagnetic Polarity TransitionsMagnetic Sun N1 - A thesis submitted to Manonmaniam Sudaranar University in partial fulfilment of the requirements for the award of degree of doctor of philosophy in physics under guidance of Dr. S. Gurubaran ER -