@article{1028998867, author = {Davenport, H. and Lewis, D. J.}, title = {An analogue of a problem of Littlewood.}, journal = {Michigan Math. J.}, volume = {10}, number = {1}, year = {1963}, pages = { 157-160}, language = {en}, url = {http://dml.mathdoc.fr/item/1028998867} }
Davenport, H.; Lewis, D. J. An analogue of a problem of Littlewood.. Michigan Math. J., Tome 10 (1963) no. 1, pp. 157-160. http://gdmltest.u-ga.fr/item/1028998867/