Physics Letters B
Physics Letters B > 2001 > 506 > 1-2 > 52-58
Physics Letters B > 2001 > 506 > 3-4 > 283-288
Physics Letters B > 2001 > 512 > 1-2 > 57-64
Physics Letters B > 2001 > 512 > 1-2 > 25-29
Physics Letters B > 2001 > 514 > 3-4 > 361-365