@article{10_4064_aa_10_4_377_386,
     author = {Stanis{\l}aw Knapowski},
     title = {On oscillations of certain means formed from the {M\"obius} series {II}},
     journal = {Acta Arithmetica},
     pages = {377--386},
     publisher = {mathdoc},
     volume = {10},
     number = {4},
     year = {1964},
     doi = {10.4064/aa-10-4-377-386},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-10-4-377-386/}
}