European Journal of Mathematics > 2018 > 4 > 3 > 1293-1295
Source
Identifiers
journal ISSN : | 2199-675X |
journal e-ISSN : | 2199-6768 |
DOI | 10.1007/s40879-018-0213-5 |
European Journal of Mathematics > 2018 > 4 > 3 > 1293-1295
journal ISSN : | 2199-675X |
journal e-ISSN : | 2199-6768 |
DOI | 10.1007/s40879-018-0213-5 |