@article{MS2_1982__51_166811,
     author = {\"Oystein J. R\"odseth},
     title = {Two remarks on linear forms in non-negative integers.},
     journal = {Mathematica Scandinavica},
     pages = {193--198},
     publisher = {mathdoc},
     volume = {51},
     year = {1982},
     zbl = {0503.10035},
     url = {http://geodesic.mathdoc.fr/item/MS2_1982__51_166811/}
}