• Luc Chevallier's technical report (1996, in French)

• Renaud Moliton reports on alignment of the telescope/instrument:

• Alignment of the ESO1M (May 1997)
• Detailed technical report (July 1997)
• Last Optical improvements on the telescope (November 1997)
• Cover of the preceding report
• Report on Denis instrument (January 1998)
• appendix documents of the Report on Denis instrument