@article{10_4064_aa_47_1_63_70,
     author = {Carl Pomerance},
     title = {On the distribution of the values of {Euler's} function},
     journal = {Acta Arithmetica},
     pages = {63--70},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {1986},
     doi = {10.4064/aa-47-1-63-70},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-47-1-63-70/}
}