TY  - BOOK
AU  - Hansen, Per Brinch.
TI  - Classic operating systems: from batch processing to distributed systems: From batch processing to distributed systems
SN  - 038795113X
U1  - 005.42 HANP 
PY  - 2010///
CY  - New York
PB  - Springer
KW  - Operating Systems
ER  -