Physics Letters A
Physics Letters A > 2014 > 378 > 5-6 > 469-474
Physics Letters A > 2014 > 378 > 10 > 800-803
Physics Letters A > 2014 > 378 > 10 > 790-794
Physics Letters A > 2014 > 378 > 47 > 3533-3536
Physics Letters A > 2014 > 378 > 5-6 > 469-474
Physics Letters A > 2014 > 378 > 10 > 800-803
Physics Letters A > 2014 > 378 > 10 > 790-794
Physics Letters A > 2014 > 378 > 47 > 3533-3536