Advances in Difference Equations > 2015 > 2015 > 1 > 1-8
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journal e-ISSN : | 1687-1847 |
DOI | 10.1186/s13662-015-0495-6 |
Advances in Difference Equations > 2015 > 2015 > 1 > 1-8
journal e-ISSN : | 1687-1847 |
DOI | 10.1186/s13662-015-0495-6 |