@article{1102995799, author = {Edwards, R. E.}, title = {Changing signs of Fourier coefficients.}, journal = {Pacific J. Math.}, volume = {15}, number = {4}, year = {1965}, pages = { 463-475}, language = {en}, url = {http://dml.mathdoc.fr/item/1102995799} }
Edwards, R. E. Changing signs of Fourier coefficients.. Pacific J. Math., Tome 15 (1965) no. 4, pp. 463-475. http://gdmltest.u-ga.fr/item/1102995799/