00455nam a2200133Ia 4500008004100000100002100041245005600062245002100118260000900139650002800148856005300176999001900229952007300248160523s9999    xx            000 0 und d  aDowney, Allen B.  aThink OS: A Brief Introduction to Operating Systems  cAllen B. Downey.  c2014  xInformation Technology.  uhttp://www.greenteapress.com/thinkos/thinkos.pdf  c294712d294712  001040aCLbCLd2016-05-23l0r2016-05-23 00:00:00w2016-05-23yCBE