@article{02220785,
title = {Higher-order Nielsen numbers.},
journal = {Fixed Point Theory and Applications [electronic only]},
volume = {2005},
year = {2005},
pages = {47-66},
doi = {10.1155/FPTA.2005.47},
zbl = {1081.55004},
language = {en},
url = {http://dml.mathdoc.fr/item/02220785}
}
Saveliev, Peter. Higher-order Nielsen numbers.. Fixed Point Theory and Applications [electronic only], Tome 2005 (2005) pp. 47-66. doi : 10.1155/FPTA.2005.47. http://gdmltest.u-ga.fr/item/02220785/