Physics Letters A
Physics Letters A > 2017 > 381 > 6 > 671-678
Physics Letters A > 2017 > 381 > 16 > 1379-1385
Physics Letters A > 2017 > 381 > 30 > 2412-2419
Physics Letters A > 2017 > 381 > 38 > 3314-3323
Physics Letters A > 2017 > 381 > 6 > 671-678
Physics Letters A > 2017 > 381 > 16 > 1379-1385
Physics Letters A > 2017 > 381 > 30 > 2412-2419
Physics Letters A > 2017 > 381 > 38 > 3314-3323