@article{10_4153_CJM_1980_023_9,
     author = {Newman, D. J. and Reddy, A. R.},
     title = {Rational {Approximation} to x n {II}},
     journal = {Canadian journal of mathematics},
     pages = {310--316},
     year = {1980},
     volume = {32},
     number = {2},
     doi = {10.4153/CJM-1980-023-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1980-023-9/}
}