@article{JTNB_2020__32_1_217_0,
     author = {Sandro Bettin and Sary Drappeau},
     title = {Partial sums of the cotangent function},
     journal = {Journal de th\'eorie des nombres de Bordeaux},
     pages = {217--230},
     publisher = {Soci\'et\'e Arithm\'etique de Bordeaux},
     volume = {32},
     number = {1},
     year = {2020},
     doi = {10.5802/jtnb.1119},
     language = {en},
     url = {https://jtnb.centre-mersenne.org/articles/10.5802/jtnb.1119/}
}