The European Physical Journal B
The European Physical Journal B > 2009 > 71 > 3 > 377-381
The European Physical Journal B > 2009 > 71 > 3 > 435-437
The European Physical Journal B > 2009 > 71 > 3 > 377-381
The European Physical Journal B > 2009 > 71 > 3 > 435-437