This document can be complemented by the following documents:
- ZEBRA -- Data Structure Management System [bib-ZEBRA].
 - HBOOK -- Histogramming package [bib-HBOOK].
 - PAW -- Physics Analysis Workstation [bib-PAW].
 - CMZ -- Code Management using Zebra [bib-CMZ].
 - CSPACK -- Client Server package [bib-CSPACK].
 - FATMEN -- Distributed File and Tape Management System [bib-FATMEN].
 - DBL3 -- The L3 database system [bib-DBL3].
 - OPCAL -- OPCAL user guide [bib-OPCAL].