00370nam a2200121Ia 4500008004100000040001700041082002900058110004400087245003000131260002900161300001400190650004400204190329s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta523.01880954bI39I  aIndia, Indian Institute of Geomagnetism 0aIndian Magnetic Data 2008  aMumbaibThe Authorc2010  axxxv,194p  aASTROPHYSICS; ELECTRICITY AND MAGNETISM