Physics Letters A
Physics Letters A > 2016 > 380 > 3 > 458-464
Physics Letters A > 2016 > 380 > 25-26 > 2173-2180
Physics Letters A > 2016 > 380 > 34 > 2693-2697
Physics Letters A > 2016 > 380 > 40 > 3238-3243
Physics Letters A > 2016 > 380 > 3 > 458-464
Physics Letters A > 2016 > 380 > 25-26 > 2173-2180
Physics Letters A > 2016 > 380 > 34 > 2693-2697
Physics Letters A > 2016 > 380 > 40 > 3238-3243