Physics Letters A
Physics Letters A > 2002 > 306 > 2-3 > 137-143
Physics Letters A > 2002 > 306 > 2-3 > 104-109
Physics Letters A > 2002 > 306 > 2-3 > 97-103
Physics Letters A > 2002 > 306 > 2-3 > 166-174
Physics Letters A > 2002 > 306 > 2-3 > 116-126
Physics Letters A > 2002 > 306 > 2-3 > 73-78
Physics Letters A > 2002 > 306 > 2-3 > 88-90
Physics Letters A > 2002 > 306 > 2-3 > 144-152
Physics Letters A > 2002 > 306 > 2-3 > 66-72
Physics Letters A > 2002 > 306 > 2-3 > 127-133
Physics Letters A > 2002 > 306 > 2-3 > 110-115
Physics Letters A > 2002 > 306 > 2-3 > 175-183
Physics Letters A > 2002 > 306 > 2-3 > 160-165
Physics Letters A > 2002 > 306 > 2-3 > 91-96
Physics Letters A > 2002 > 306 > 2-3 > 79-87
Physics Letters A > 2002 > 306 > 2-3 > 134-136
Physics Letters A > 2002 > 306 > 2-3 > 153-159