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@article{MAN_1982__261_182864, author = {J.D. Stegeman}, title = {On the {Constant} in the {Littlewood} {Problem.}}, journal = {Mathematische Annalen}, pages = {51--54}, publisher = {mathdoc}, volume = {261}, year = {1982}, zbl = {0476.42006}, url = {http://geodesic.mathdoc.fr/item/MAN_1982__261_182864/} }
J.D. Stegeman. On the Constant in the Littlewood Problem.. Mathematische Annalen, Tome 261 (1982), pp. 51-54. http://geodesic.mathdoc.fr/item/MAN_1982__261_182864/