MoonLIGHT: A USA–Italy lunar laser ranging retroreflector array for the 21st century - ScienceDirect
Lunar Laser Ranging experiment - Wikipedia
Laser ranging retro reflector. Apollo 11 mission, first landing on the moon, july 1969, Stock Photo, Picture And Rights Managed Image. Pic. GXC-JMH-A11-100188 | agefotostock
Why Is the Apollo Reflector Experiment Still Operating, 50 Years Later? | Space
Laser Ranging Retro-Reflector, Apollo | National Air and Space Museum
DVIDS - Images - Apollo 14 Mission image - Close-up view of the Laser Ranging Retroreflector LRRR
Laser Retroreflector: Diagram and Photo
How Do You Solve a Moon Mystery? Fire a Laser at It - The New York Times
How Do You Solve a Moon Mystery? Fire a Laser at It - The New York Times