Physics Letters A
Physics Letters A > 1996 > 211 > 1 > 37-40
Physics Letters A > 1996 > 211 > 1 > 19-24
Physics Letters A > 1996 > 211 > 1 > 46-52
Physics Letters A > 1996 > 211 > 1 > 25-28
Physics Letters A > 1996 > 211 > 1 > 29-36
Physics Letters A > 1996 > 211 > 1 > 53-58
Physics Letters A > 1996 > 211 > 1 > 1-4
Physics Letters A > 1996 > 211 > 1 > 59-62
Physics Letters A > 1996 > 211 > 1 > 12-18
Physics Letters A > 1996 > 211 > 1 > 41-45
Physics Letters A > 1996 > 211 > 1 > 63-67
Physics Letters A > 1996 > 211 > 1 > 5-11