Wilfried Imrich, Peter F. Stadler. A prime factor theorem for a generalized direct product. Discussiones Mathematicae Graph Theory, 26(1):135-140, 2006. [doi]
@article{ImrichS06,
title = {A prime factor theorem for a generalized direct product},
author = {Wilfried Imrich and Peter F. Stadler},
year = {2006},
url = {http://www.discuss.wmie.uz.zgora.pl/gt/26_1/gt26-337.htm},
researchr = {https://researchr.org/publication/ImrichS06},
cites = {0},
citedby = {0},
journal = {Discussiones Mathematicae Graph Theory},
volume = {26},
number = {1},
pages = {135-140},
}