@article{PORMA_1980__39_1-4_115426,
     author = {Pestana, Dinis},
     title = {A new proof of {Khinchine's} theorem and concepts of unimodality},
     journal = {Portugaliae mathematica},
     pages = {357--370},
     publisher = {mathdoc},
     volume = {39},
     number = {1-4},
     year = {1980},
     mrnumber = {0776248},
     zbl = {0557.60012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1980__39_1-4_115426/}
}