@article{SIGMA_2008_4_a0,
     author = {Miloslav Znojil},
     title = {On the {Role} of the {Normalization} {Factors} $\kappa_n$ and of the {Pseudo-Metric} $\mathcal P\neq\mathcal P^\dagger$ in {Crypto-Hermitian} {Quantum} {Models}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2008},
     volume = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2008_4_a0/}
}