We develop a complete linear theory for the effects of islands on low frequency waves of the kind thought to be important in the seasonal and interannual variations of the equatorial ocean circulation….
Cane, Mark A., and Yves du Penhoat. 1982. "The effect of islands on low frequency equatorial motions." Journal of Marine Research 40, (4). https://elischolar.library.yale.edu/journal_of_marine_research/1614