Physics Letters A
Physics Letters A > 2018 > 382 > 2-3 > 99-105
Physics Letters A > 2018 > 382 > 2-3 > 127-134
Physics Letters A > 2018 > 382 > 2-3 > 116-120
Physics Letters A > 2018 > 382 > 2-3 > 106-110
Physics Letters A > 2018 > 382 > 2-3 > 61-65
Physics Letters A > 2018 > 382 > 2-3 > 111-115
Physics Letters A > 2018 > 382 > 2-3 > 72-78
Physics Letters A > 2018 > 382 > 2-3 > 79-84
Physics Letters A > 2018 > 382 > 2-3 > 135-138
Physics Letters A > 2018 > 382 > 2-3 > 121-126
Physics Letters A > 2018 > 382 > 2-3 > 66-71
Physics Letters A > 2018 > 382 > 2-3 > 94-98
Physics Letters A > 2018 > 382 > 2-3 > 85-93