Unrestricted symmetry-projected Hartree-Fock-Bogoliubov calculations for some PF-shell nuclei T. Hjelt, K.W. Schmid, E. Hammarén and A. FaesslerEur. Phys. J. A, 7 2 (2000) 201-208DOI: https://doi.org/10.1007/s100500050382