@article{10_21136_CPM_1982_118137,
     author = {\v{C}ern\'y, Ilja and Prok\v{s}ov\'a, Marie},
     title = {On boundary elements of the fourth kind},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {412--421},
     publisher = {mathdoc},
     volume = {107},
     number = {4},
     year = {1982},
     doi = {10.21136/CPM.1982.118137},
     mrnumber = {683823},
     zbl = {0506.30005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1982.118137/}
}