Physics Letters A
Physics Letters A > 2016 > 380 > 25-26 > 2150-2153
Physics Letters A > 2016 > 380 > 46 > 3924-3927
Physics Letters A > 2016 > 380 > 47 > 4022-4026
Physics Letters A > 2016 > 380 > 25-26 > 2150-2153
Physics Letters A > 2016 > 380 > 46 > 3924-3927
Physics Letters A > 2016 > 380 > 47 > 4022-4026