@article{delavalleepoussin:1896:rat2,
    author = {de la Vall{\'e}e Poussin, Charles-Jean},
     title = {Recherches analytiques sur la th{\'e}orie des nombres
              premiers. \NOOP{B}Deuxi{\`e}me partie. Les fonctions de
              {D}irichlet et les nombres premiers de la forme
              lin{\'e}aire $Mx + N$},
   journal = {Ann. Soc. Sci. Bruxelles},
    volume = {20},
      year = {1896},
     pages = {281–397},
  language = {French},
      note = {Reprinted in Collected works/{O}euvres scientifiques,
             {V}ol. {I}, pp. 309–425, Acad\'emie Royale de Belgique,
             Brussels, 2000.},
  mrnumber = {MR1805770 (2001i:01071)},
     zblno = {27.0155.03}}