@article{10_4064_aa_74_3_207_230,
     author = {J\"urgen Hinz},
     title = {A generalization of a problem of {Chebyshev}},
     journal = {Acta Arithmetica},
     pages = {207--230},
     publisher = {mathdoc},
     volume = {74},
     number = {3},
     year = {1996},
     doi = {10.4064/aa-74-3-207-230},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-74-3-207-230/}
}