Physics Letters A > 2007 > 363 > 5-6 > 433-439
Source
Abstract
Identifiers
journal ISSN : | 0375-9601 |
DOI | 10.1016/j.physleta.2006.11.055 |
Physics Letters A > 2007 > 363 > 5-6 > 433-439
journal ISSN : | 0375-9601 |
DOI | 10.1016/j.physleta.2006.11.055 |