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Chen, D.; Dunaisky, T.; McCurdy, A. R. .; Moll, V. H.; Nguyen, C.; Sharma, V. The Integrals in Gradshteyn and Ryzhik. Part 32: Powers of Trigonometric Functions. Sci. Ser. A Math. Sci. (N.S.) 2022, 32, 71-98. https://doi.org/10.71712/.