@article{NUMA_1983__42_132879,
     author = {S.I. Hariharan and E. Stephan},
     title = {A {Boundary} {Element} {Method} for a {Two-Dimensional} {Interface} {Problem} in {Electromagnetics.}},
     journal = {Numerische Mathematik},
     pages = {311--322},
     publisher = {mathdoc},
     volume = {42},
     year = {1983},
     zbl = {0506.65042},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1983__42_132879/}
}