@article{MOMA_1991__111_1_178517,
     author = {Ming-Chit Liu and Kai-Man Tsang},
     title = {Small {Prime} {Solutions} of some {Additive} {Equations.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {147--170},
     publisher = {mathdoc},
     volume = {111},
     number = {1},
     year = {1991},
     zbl = {0719.11064},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1991__111_1_178517/}
}