@article{EXMA_1995__4_3_229882,
     author = {Jagy, William C. and Kaplansky, Irving},
     title = {Sums of squares, cubes, and higher powers.},
     journal = {Experimental mathematics},
     pages = {169--173},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {1995},
     zbl = {0867.11066},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_1995__4_3_229882/}
}