@article{NUMA_1992__62_1_133655,
     author = {W.L. Wendland and C. Schwab},
     title = {On numerical cubatures of singular surface integrals in boundary element methods.},
     journal = {Numerische Mathematik},
     pages = {343--370},
     year = {1992},
     volume = {62},
     number = {1},
     zbl = {0761.65012},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1992__62_1_133655/}
}