000			00341nam a2200145Ia 4500
005			20260205063025.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a121 C399E
100			_aChawla , Y.V
245		0	_aExistence of friction
260			_aChandigarh _bY. V Chawla _c2013
300			_a51p.
690			_aTruth
942			_cBK
999			_c178968 _d178968