Physics Letters A
Physics Letters A > 2016 > 380 > 1-2 > 200-206
Physics Letters A > 2016 > 380 > 31-32 > 2366-2373
Physics Letters A > 2016 > 380 > 39 > 3178-3184
Physics Letters A > 2016 > 380 > 43 > 3617-3624
Physics Letters A > 2016 > 380 > 1-2 > 200-206
Physics Letters A > 2016 > 380 > 31-32 > 2366-2373
Physics Letters A > 2016 > 380 > 39 > 3178-3184
Physics Letters A > 2016 > 380 > 43 > 3617-3624