William L. Brian – a nuclear engineer who self-published a book in 1982, Moongate: Suppressed Findings of the U.S. Space Program, in which he disputes the Moon's surface gravity.
William L. Brian –是一位核子工程師，他在1982年出版了一本書【月門：遭到封鎖的美國太空計劃發現物】（Moongate: Suppressed Findings of the U.S. Space Program），書中質疑月球表面的引力。