Physics Letters A
Physics Letters A > 2016 > 380 > 3 > 408-412
Physics Letters A > 2016 > 380 > 21 > 1830-1838
Physics Letters A > 2016 > 380 > 31-32 > 2382-2385
Physics Letters A > 2016 > 380 > 34 > 2644-2649
Physics Letters A > 2016 > 380 > 42 > 3485-3489
Physics Letters A > 2016 > 380 > 43 > 3634-3639
Physics Letters A > 2016 > 380 > 45 > 3796-3802