Physics Letters A
Physics Letters A > 2012 > 376 > 6-7 > 879-882
Physics Letters A > 2012 > 376 > 6-7 > 827-833
Physics Letters A > 2012 > 376 > 6-7 > 875-878
Physics Letters A > 2012 > 376 > 6-7 > 886-890
Physics Letters A > 2012 > 376 > 6-7 > 820-823
Physics Letters A > 2012 > 376 > 6-7 > 869-874
Physics Letters A > 2012 > 376 > 6-7 > 860-863
Physics Letters A > 2012 > 376 > 6-7 > 824-826
Physics Letters A > 2012 > 376 > 6-7 > 834-838
Physics Letters A > 2012 > 376 > 6-7 > 809-812
Physics Letters A > 2012 > 376 > 6-7 > 850-853
Physics Letters A > 2012 > 376 > 6-7 > 813-819
Physics Letters A > 2012 > 376 > 6-7 > 854-859
Physics Letters A > 2012 > 376 > 6-7 > 789-794
Physics Letters A > 2012 > 376 > 6-7 > 803-808
Physics Letters A > 2012 > 376 > 6-7 > 883-885
Physics Letters A > 2012 > 376 > 6-7 > 864-868