@article{NUMA_1980__34_132664,
     author = {L.L. Schumaker and G. H\"ammerlin},
     title = {Procedures for {Kernel} {Approximation} and {Solution} of {Fredholm} {Integral} {Equations} of the {Second} {Kind.}},
     journal = {Numerische Mathematik},
     pages = {125--142},
     publisher = {mathdoc},
     volume = {34},
     year = {1980},
     zbl = {0424.65065},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1980__34_132664/}
}