@article{JRAM_1978__301_152026,
     author = {Ernst S. Selmer and \"Oyvind Beyer},
     title = {On the linear diophantine problem of {Frobenius} in three variables.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {161--170},
     publisher = {mathdoc},
     volume = {301},
     year = {1978},
     zbl = {0374.10010},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1978__301_152026/}
}