00465nam a22001577a 4500003000400000005001700004008004100021082001600062100003200078245010700110260000900217300001000226653002700236653001900263700002500282OSt20220125140242.0211126b        |||||||| |||| 00| 0 eng d  a621.8bD44S  aDeora, Praveen eResearcher  aA study of optimization policies of machine repair problemscby Praveen Deora, guided by D. C. Sharma   c2021  a148p.  aMachine repair problem  aQueueing model  aSharma, D. C.eGuide