@article{NUMA_1971__17_132073,
     author = {J.R. KUTTLER},
     title = {A {Finite-Difference} {Approximation} for the {Eigenvalue} of the {Clamped} {Plate.}},
     journal = {Numerische Mathematik},
     pages = {230--238},
     publisher = {mathdoc},
     volume = {17},
     year = {1971},
     zbl = {0205.10001},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1971__17_132073/}
}