@article{00926410,
title = {Sums of squares, cubes, and higher powers.},
journal = {Experimental Mathematics},
volume = {4},
year = {1995},
pages = {169-173},
doi = {10.1080/10586458.1995.10504318},
zbl = {0867.11066},
language = {en},
url = {http://dml.mathdoc.fr/item/00926410}
}
Jagy, William C.; Kaplansky, Irving. Sums of squares, cubes, and higher powers.. Experimental Mathematics, Tome 4 (1995) pp. 169-173. doi : 10.1080/10586458.1995.10504318. http://gdmltest.u-ga.fr/item/00926410/