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@article{MT_1987_9_a2, author = {Yu. A. Aminov}, title = {Closed curves that are trigonometric polynomials in the arc length}, journal = {Matemati\v{c}eskie trudy}, pages = {25--34}, publisher = {mathdoc}, volume = {9}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MT_1987_9_a2/} }
Yu. A. Aminov. Closed curves that are trigonometric polynomials in the arc length. Matematičeskie trudy, Tome 9 (1987), pp. 25-34. http://geodesic.mathdoc.fr/item/MT_1987_9_a2/