Physics Letters A
Physics Letters A > 1999 > 257 > 1-2 > 14-20
Physics Letters A > 1999 > 257 > 1-2 > 26-30
Physics Letters A > 1999 > 257 > 1-2 > 1-6
Physics Letters A > 1999 > 257 > 1-2 > 7-13
Physics Letters A > 1999 > 257 > 1-2 > 75-82
Physics Letters A > 1999 > 257 > 1-2 > 43-52
Physics Letters A > 1999 > 257 > 1-2 > 88-92
Physics Letters A > 1999 > 257 > 1-2 > 93-98
Physics Letters A > 1999 > 257 > 1-2 > 31-36
Physics Letters A > 1999 > 257 > 1-2 > 65-69
Physics Letters A > 1999 > 257 > 1-2 > 21-25
Physics Letters A > 1999 > 257 > 1-2 > 83-87
Physics Letters A > 1999 > 257 > 1-2 > 70-74
Physics Letters A > 1999 > 257 > 1-2 > 53-64
Physics Letters A > 1999 > 257 > 1-2 > 37-42
Physics Letters A > 1999 > 257 > 1-2 > 99-105
Physics Letters A > 1999 > 257 > 3-4 > 201-208
Physics Letters A > 1999 > 257 > 3-4 > 165-169
Physics Letters A > 1999 > 257 > 3-4 > 182-188
Physics Letters A > 1999 > 257 > 3-4 > 120-122