ATLAS Internal Note, ATL-COM-PHYS-2007-102, December 2007: The ATLAS Experiment at the CERN Large Hadron Collider (requires authentication). The ATLAS Detector paper, submitted to the Journal of Instrumentation (JINST), see the status here
ATLAS Internal Note, ATL-COM-GEN-2007-004, December 2007: Data Streaming in ATLAS (requires authentication)