European Journal of Combinatorics > 2018 > 69 > C > 143-148
Source
Abstract
Identifiers
journal ISSN : | 0195-6698 |
DOI | 10.1016/j.ejc.2017.10.004 |
European Journal of Combinatorics > 2018 > 69 > C > 143-148
journal ISSN : | 0195-6698 |
DOI | 10.1016/j.ejc.2017.10.004 |