Physics Letters A
Physics Letters A > 2016 > 380 > 41 > 3394-3403
Physics Letters A > 2016 > 380 > 43 > 3588-3594
Physics Letters A > 2016 > 380 > 45 > 3778-3785
Physics Letters A > 2016 > 380 > 41 > 3394-3403
Physics Letters A > 2016 > 380 > 43 > 3588-3594
Physics Letters A > 2016 > 380 > 45 > 3778-3785