Physics Letters A
Physics Letters A > 2008 > 372 > 11 > 1841-1850
Physics Letters A > 2008 > 372 > 14 > 2539-2540
Physics Letters A > 2008 > 372 > 18 > 3195-3200
Physics Letters A > 2008 > 372 > 24 > 4438-4445
Physics Letters A > 2008 > 372 > 27-28 > 4799-4804
Physics Letters A > 2008 > 372 > 34 > 5593-5597
Physics Letters A > 2008 > 372 > 34 > 5575-5580