@article{MAN_1988__282_2_164468,
     author = {M. Faierman},
     title = {On the {Eigenvalues} of {Nonselfadjoint} {Problems} {Involving} {Indefinite} {Weights.}},
     journal = {Mathematische Annalen},
     pages = {369--378},
     publisher = {mathdoc},
     volume = {282},
     number = {2},
     year = {1988},
     zbl = {0629.34024},
     url = {http://geodesic.mathdoc.fr/item/MAN_1988__282_2_164468/}
}