Physics Letters B
Physics Letters B > 2011 > 695 > 1-4 > 110-114
Physics Letters B > 2011 > 703 > 1 > 46-50
Physics Letters B > 2011 > 704 > 3 > 118-122
Physics Letters B > 2011 > 695 > 1-4 > 110-114
Physics Letters B > 2011 > 703 > 1 > 46-50
Physics Letters B > 2011 > 704 > 3 > 118-122