Physics Letters A
Physics Letters A > 2010 > 375 > 1 > 29-35
Physics Letters A > 2010 > 375 > 1 > 43-47
Physics Letters A > 2010 > 375 > 1 > 48-52
Physics Letters A > 2010 > 375 > 1 > 36-38
Physics Letters A > 2010 > 375 > 1 > 14-22
Physics Letters A > 2010 > 375 > 1 > 63-66
Physics Letters A > 2010 > 375 > 1 > 11-13
Physics Letters A > 2010 > 375 > 1 > 23-28
Physics Letters A > 2010 > 375 > 1 > 39-42
Physics Letters A > 2010 > 375 > 1 > 1-5
Physics Letters A > 2010 > 375 > 1 > 6-10
Physics Letters A > 2010 > 375 > 1 > 53-62