@article{NUMA_1971__18_132108,
     author = {B. Einarsson},
     title = {Numerical {Treatment} of {Integro-Differential} {Equations} with a {Certain} {Maximum} {Propert.}},
     journal = {Numerische Mathematik},
     pages = {267--288},
     publisher = {mathdoc},
     volume = {18},
     year = {1971},
     zbl = {0233.73168},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1971__18_132108/}
}