@article{GDZPPN00236090X,
title = {Ternary additive problems of Waring's type.},
journal = {Mathematica Scandinavica},
volume = {69},
year = {1991},
pages = {27-45},
zbl = {0759.11031},
url = {http://dml.mathdoc.fr/item/GDZPPN00236090X}
}
Brüdern, Jörg. Ternary additive problems of Waring's type.. Mathematica Scandinavica, Tome 69 (1991) pp. 27-45. http://gdmltest.u-ga.fr/item/GDZPPN00236090X/