@article{1199649829, author = {Grundman, H.G. and Teeple, E.A.}, title = {Sequences of Consecutive Happy Numbers}, journal = {Rocky Mountain J. Math.}, volume = {37}, number = {2}, year = {2007}, pages = { 1905-1916}, language = {en}, url = {http://dml.mathdoc.fr/item/1199649829} }
Grundman, H.G.; Teeple, E.A. Sequences of Consecutive Happy Numbers. Rocky Mountain J. Math., Tome 37 (2007) no. 2, pp. 1905-1916. http://gdmltest.u-ga.fr/item/1199649829/