International Workshop on Symmetry and Perturbation Theory <2001, Cala Gonone, Sardinia, Italy>. (2001). Symmetry and Perturbation Theory: Proceedings of the international conference SPT 2001, Cala Gonone, Sardinia, Italy, 6-13 May 2001. World Scientific.
Chicago-Zitierstil (17. Ausg.)International Workshop on Symmetry and Perturbation Theory <2001, Cala Gonone, Sardinia, Italy>. Symmetry and Perturbation Theory: Proceedings of the International Conference SPT 2001, Cala Gonone, Sardinia, Italy, 6-13 May 2001. River Edge, N.J: World Scientific, 2001.
MLA-Zitierstil (9. Ausg.)International Workshop on Symmetry and Perturbation Theory <2001, Cala Gonone, Sardinia, Italy>. Symmetry and Perturbation Theory: Proceedings of the International Conference SPT 2001, Cala Gonone, Sardinia, Italy, 6-13 May 2001. World Scientific, 2001.