@article{NUMA_1965__7_131647,
     author = {A.L. ROARK and G.M. WING},
     title = {A {Method} for {Computing} the {Eigenvalues} of {Certain} {Integral} {Equations.}},
     journal = {Numerische Mathematik},
     pages = {159--170},
     publisher = {mathdoc},
     volume = {7},
     year = {1965},
     zbl = {0132.36305},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1965__7_131647/}
}