@article{05019262,
title = {The minimum tree for a given zero-entropy period.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2005},
year = {2005},
pages = {3025-3033},
doi = {10.1155/IJMMS.2005.3025},
zbl = {1088.37003},
language = {en},
url = {http://dml.mathdoc.fr/item/05019262}
}
Barrabés, Esther; Juher, David. The minimum tree for a given zero-entropy period.. International Journal of Mathematics and Mathematical Sciences, Tome 2005 (2005) pp. 3025-3033. doi : 10.1155/IJMMS.2005.3025. http://gdmltest.u-ga.fr/item/05019262/