Physics Letters A
Physics Letters A > 1997 > 226 > 3-4 > 237-243
Physics Letters A > 1997 > 226 > 3-4 > 217-222
Physics Letters A > 1997 > 226 > 3-4 > 212-216
Physics Letters A > 1997 > 226 > 3-4 > 193-195
Physics Letters A > 1997 > 226 > 3-4 > 244-252
Physics Letters A > 1997 > 226 > 3-4 > 205-211
Physics Letters A > 1997 > 226 > 3-4 > 172-178
Physics Letters A > 1997 > 226 > 3-4 > 135-142
Physics Letters A > 1997 > 226 > 3-4 > 143-149
Physics Letters A > 1997 > 226 > 3-4 > 155-166
Physics Letters A > 1997 > 226 > 3-4 > 199-204
Physics Letters A > 1997 > 226 > 3-4 > 196-198
Physics Letters A > 1997 > 226 > 3-4 > 150-154
Physics Letters A > 1997 > 226 > 3-4 > 127-134
Physics Letters A > 1997 > 226 > 3-4 > 179-186
Physics Letters A > 1997 > 226 > 3-4 > 223-230
Physics Letters A > 1997 > 226 > 3-4 > 231-236
Physics Letters A > 1997 > 226 > 3-4 > 187-192
Physics Letters A > 1997 > 226 > 3-4 > 167-171