@article{10_4064_cm135_1_5,
     author = {Jean-Marie De Koninck and Imre K\'atai},
     title = {Normal numbers and the middle prime factor
 of an integer},
     journal = {Colloquium Mathematicum},
     pages = {69--77},
     publisher = {mathdoc},
     volume = {135},
     number = {1},
     year = {2014},
     doi = {10.4064/cm135-1-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm135-1-5/}
}