We may note that an effect of this kind must be in progress now between Mars and its inner satellite, phobos, whose time of orbital revolution is only one third of a Martian day.
"A Text-Book of Astronomy"
George C. Comstock
phobos, in fact, revolves three times round Mars in the same time that Mars can turn round once.
"The Story of the Heavens"
Robert Stawell Ball
"We'll go to the phobos first, then.
"Man of Many Minds"
E. Everett Evans