@article{05848815,
title = {Functions on the plane as combinations of powers of distances to points.},
journal = {Abstract and Applied Analysis},
volume = {2010},
year = {2010},
doi = {10.1155/2010/713241},
zbl = {1213.26018},
language = {en},
url = {http://dml.mathdoc.fr/item/05848815}
}
Martinez-Morales, Jose L. Functions on the plane as combinations of powers of distances to points.. Abstract and Applied Analysis, Tome 2010 (2010) . doi : 10.1155/2010/713241. http://gdmltest.u-ga.fr/item/05848815/