Physics Letters A > 2008 > 372 > 12 > 2048-2049
Source
Abstract
Identifiers
journal ISSN : | 0375-9601 |
DOI | 10.1016/j.physleta.2007.11.004 |
Physics Letters A > 2008 > 372 > 12 > 2048-2049
journal ISSN : | 0375-9601 |
DOI | 10.1016/j.physleta.2007.11.004 |