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@article{NUMA_1979__32_132600, author = {A. Spence}, title = {Error {Bounds} and {Estimates} for {Eigenvalues} of {Integral} {Equations.} {II.}}, journal = {Numerische Mathematik}, pages = {139--146}, publisher = {mathdoc}, volume = {32}, year = {1979}, zbl = {0387.65078}, url = {http://geodesic.mathdoc.fr/item/NUMA_1979__32_132600/} }
A. Spence. Error Bounds and Estimates for Eigenvalues of Integral Equations. II.. Numerische Mathematik, Tome 32 (1979), pp. 139-146. http://geodesic.mathdoc.fr/item/NUMA_1979__32_132600/