Tests of Gravity Using Lunar Laser Ranging | SpringerLink
Retroreflectors: Common uses, uncommon applications and the Lunar Lase – Esco Optics, Inc.
First two-way laser ranging to a lunar orbiter: infrared observations from the Grasse station to LRO's retro-reflector array | Earth, Planets and Space | Full Text
Doubters, difficulty and distance - Apollo 11's LRR experiment - SpaceFlight Insider
Lunar Laser Ranging experiment - Wikipedia
Lick Observatory commemorates Apollo 11 experiment on 50th anniversary
Lunar Laser Ranging: A Review | AULIS Online – Different Thinking
Lunar Laser Ranging Experiment | While the retroreflector is still in use, dust particles have accumulated on the cubes. However, James Faller has proposed a new operation to get it back...