00289nam a2200133Ia 4500008004100000041000800041082000800049100001600057245002100073260002200094300000800116365001500124700001600139230612s9999 xx 000 0 und d aeng aRAJ aRajpur R.K. aMaterial Science c1993bKataria S K a414 cRs.b55.00 aRajpur R.K.