00354nam a2200145Ia 4500008004100000020001500041082001400056100001800070245001400088260005400102300000800156650001200164650001800176653001400194170901s1978    xx            000 0 und d  a0706906233  a531bM45M  aMathur, D. S. 0aMechanics  aNew DelhibVikas Publishing House Pvt. Ltd.c1978  a825  aPhysics  aPure Sciences  aMechanics