00396nam a2200121Ia 450000500170000000800410001702000150005805000200007310000210009324500900011426000330020465000370023720251229085807.0251229s9999    xx            000 0 und d  a0070052492  a TJ  1075 .B48   aBhushan, Bharat. 0aHandbooks of tribologyb Materials , coatings and surface treatments.cBharat Bhushan  aNew Yorkb McGraw-Hillc1991  aTribology-Handbooks, Manuals Etc