00347nam a2200121Ia 4500008004100000040001800041041001200059082001600071100002100087245009700108260000900205300001100214230917s9999||||xx |||||||||||||| ||und||  e5003007aMAIN  aEnglish  a519.23 A38C  aAggarwal, Chhama 0aCost-benefit analysis of repairable systems with provision of rest of server between repairs  c2021  a135 p.