D O C . 1 8 L U N A R L O N G I T U D E 1 4 1
18. “Comment about Periodical Fluctuations of
Lunar Longitude, Which So Far Appeared to Be
Inexplicable in Newtonian Mechanics”
[Einstein 1919b]
Submitted 24 April 1919
Published 8 May 1919
In: Königlich Preußische Akademie der Wissenschaften (Berlin). Sitzungsberichte (1919):
433–436.