@article{NUMA_1977__28_132472,
     author = {J. Rappaz},
     title = {Approximation of the {Spectrum} of a {Non-Compact} {Operator} {Given} by the {Magnetohydrodynamic} {Stability} of a {Plasma.}},
     journal = {Numerische Mathematik},
     pages = {15--24},
     publisher = {mathdoc},
     volume = {28},
     year = {1977},
     zbl = {0341.65044},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1977__28_132472/}
}