@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/