@article{AIHPB_1997__33_2_167_0,
     author = {Bertoin, J. and Doney, R. A.},
     title = {Spitzer's condition for random walks and {L\'evy} processes},
     journal = {Annales de l'I.H.P. Probabilit\'es et statistiques},
     pages = {167--178},
     publisher = {Gauthier-Villars},
     volume = {33},
     number = {2},
     year = {1997},
     mrnumber = {1443955},
     zbl = {0880.60078},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPB_1997__33_2_167_0/}
}