00339nam a2200121Ia 4500082002200000100001600022245005500038260003400093300000900127490007100136500000500207700000500212  a658.4034bB575.SQ  aBhat, U. N.  aStudy of the queueing systems M/G/ 1 and GI/M/1.b  aBerlinbSpringer-Verlagc1968  a78p.  aLecture notes in Operations Research and Mathematical Economics  2  a  a