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@article{MAN_1980__247_163357, author = {Albrecht Pietsch}, title = {Eigenvalues of {Integral} {Operators,} {I.}}, journal = {Mathematische Annalen}, pages = {169--178}, publisher = {mathdoc}, volume = {247}, year = {1980}, zbl = {0428.47028}, url = {http://geodesic.mathdoc.fr/item/MAN_1980__247_163357/} }
Albrecht Pietsch. Eigenvalues of Integral Operators, I.. Mathematische Annalen, Tome 247 (1980), pp. 169-178. http://geodesic.mathdoc.fr/item/MAN_1980__247_163357/