@article{NUMA_1988__53_1-2_133290,
     author = {W.L. Wendland and De-hao Yu},
     title = {Adaptive {Boundary} {Element} {Methods} for {Strongly} {Elliptic} {Integral} {Equations.}},
     journal = {Numerische Mathematik},
     pages = {539--558},
     publisher = {mathdoc},
     volume = {53},
     number = {1-2},
     year = {1988},
     zbl = {0657.65138},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1988__53_1-2_133290/}
}