@article{05281567,
title = {Ljunggren's Diophantine problem connected with virus structure.},
journal = {Annales Mathematicae et Informaticae},
volume = {33},
year = {2006},
pages = {69-75},
zbl = {1135.11310},
language = {en},
url = {http://dml.mathdoc.fr/item/05281567}
}
Grytczuk, Aleksander. Ljunggren's Diophantine problem connected with virus structure.. Annales Mathematicae et Informaticae, Tome 33 (2006) pp. 69-75. http://gdmltest.u-ga.fr/item/05281567/