1. Nuclear Structure, vol. II: Nuclear Deformation;Bohr,1975
2. The Interacting Boson Model;Iachello,1987
3. Interacting Boson Models of Nuclear Structure;Bonatsos,1988
4. An Introduction to the Interacting Boson Model of the Atomic Nucleus;Pfeifer,1998
5. Configuration mixing in the interacting boson model;Duval;Phys. Lett. B,1981