@article{JRAM_1977__0293_0294_151887,
     author = {D. Suryanarayana},
     title = {A remark on uniform 0-estimate for k-free integers.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {18--21},
     publisher = {mathdoc},
     volume = {0293_0294},
     year = {1977},
     zbl = {0349.10036},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1977__0293_0294_151887/}
}