@article{GDZPPN002041766,
title = {On a signed cosine equation of N summands. (Summary).},
journal = {Aequationes mathematicae},
volume = {52},
year = {1996},
pages = {206-207},
url = {http://dml.mathdoc.fr/item/GDZPPN002041766}
}
Stetkaer, Henrik. On a signed cosine equation of N summands. (Summary).. Aequationes mathematicae, Tome 52 (1996) pp. 206-207. http://gdmltest.u-ga.fr/item/GDZPPN002041766/