Physics Letters A
Physics Letters A > 1997 > 226 > 1-2 > 80-84
Physics Letters A > 1997 > 226 > 1-2 > 59-64
Physics Letters A > 1997 > 226 > 1-2 > 112-116
Physics Letters A > 1997 > 226 > 1-2 > 69-74
Physics Letters A > 1997 > 226 > 1-2 > 85-92
Physics Letters A > 1997 > 226 > 1-2 > 117-123
Physics Letters A > 1997 > 226 > 1-2 > 93-96
Physics Letters A > 1997 > 226 > 1-2 > 17-21
Physics Letters A > 1997 > 226 > 1-2 > 97-100
Physics Letters A > 1997 > 226 > 1-2 > 105-111
Physics Letters A > 1997 > 226 > 1-2 > 124-126
Physics Letters A > 1997 > 226 > 1-2 > 41-45
Physics Letters A > 1997 > 226 > 1-2 > 31-40
Physics Letters A > 1997 > 226 > 1-2 > 101-104
Physics Letters A > 1997 > 226 > 1-2 > 22-30
Physics Letters A > 1997 > 226 > 1-2 > 46-52
Physics Letters A > 1997 > 226 > 1-2 > 65-68
Physics Letters A > 1997 > 226 > 1-2 > 75-79
Physics Letters A > 1997 > 226 > 1-2 > 1-6
Physics Letters A > 1997 > 226 > 1-2 > 14-16