1. Progress on the VLT Adaptive Optics Facility;Arsenault,2010
2. Adaptive Optics Facility Status Report: When First Light Is Produced Rather Than Captured;Arsenault,2016
3. The Adaptive Optics Facility: Commissioning Progress and Results;Arsenault,2017
4. ESO Announcement, “First Light for Largest Adaptive Optics System - VLT Unit Telescope 4 takes a key step towards being fully adaptive”, ann16078 (October 28th, 2016)
5. ESO 4LGSF: Integration in the VLT, Commissioning and on-sky results;Hackenberg,2016