@article{10_4064_aa_52_4_353_365,
     author = {E. Lipkin},
     title = {On representation of r-th powers by subset sums},
     journal = {Acta Arithmetica},
     pages = {353--365},
     publisher = {mathdoc},
     volume = {52},
     number = {4},
     year = {1989},
     doi = {10.4064/aa-52-4-353-365},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-52-4-353-365/}
}