@article{MAN_1915__76_158692,
     author = {M. Plancherel},
     title = {Sur la convergence et sur la sommation par les moyennes de {Ces\`aro} de lim ...... cos xy dx},
     journal = {Mathematische Annalen},
     pages = {315--326},
     publisher = {mathdoc},
     volume = {76},
     year = {1915},
     zbl = {45.0459.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1915__76_158692/}
}