@article{GDZPPN002212617,
title = {Sums of two k th powers.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {468},
year = {1995},
pages = {57-68},
zbl = {0820.11059},
url = {http://dml.mathdoc.fr/item/GDZPPN002212617}
}
Skinner, C.M.; Wooley, T.D. Sums of two k th powers.. Journal für die reine und angewandte Mathematik, Tome 468 (1995) pp. 57-68. http://gdmltest.u-ga.fr/item/GDZPPN002212617/