Physics Letters A
Physics Letters A > 2016 > 380 > 1-2 > 98-105
Physics Letters A > 2016 > 380 > 9-10 > 1012-1022
Physics Letters A > 2016 > 380 > 16 > 1426-1431
Physics Letters A > 2016 > 380 > 34 > 2644-2649
Physics Letters A > 2016 > 380 > 38 > 3061-3066