@article{JRAM_1982__332_152434,
     author = {Ming-Chit Liu},
     title = {Bounds of prime solutions of some diagonal equations.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {188--203},
     publisher = {mathdoc},
     volume = {332},
     year = {1982},
     zbl = {0488.10046},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1982__332_152434/}
}