@article{05014479,
title = {On strings of consecutive economical numbers of arbitrary length.},
journal = {Integers},
volume = {5},
year = {2005},
zbl = {1107.11004},
language = {en},
url = {http://dml.mathdoc.fr/item/05014479}
}
De Koninck, Jean-Marie; Luca, Florian. On strings of consecutive economical numbers of arbitrary length.. Integers, Tome 5 (2005) . http://gdmltest.u-ga.fr/item/05014479/