@article{10_4064_fm_46_2_235_242,
     author = {J. Popru\.zenko},
     title = {Sur la vitesse de la croissance des suites infinies d'entiers positifs {I} {(Echelle} des vitesses)},
     journal = {Fundamenta Mathematicae},
     pages = {235--242},
     publisher = {mathdoc},
     volume = {46},
     number = {2},
     year = {1958},
     doi = {10.4064/fm-46-2-235-242},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-46-2-235-242/}
}