@article{10_4064_am34_4_7,
     author = {Mikhail Borsuk},
     title = {Best possible estimates of solutions to the
 transmission problem for
 the {Laplace} operator with $N$ different media
 in a conical domain},
     journal = {Applicationes Mathematicae},
     pages = {445--491},
     publisher = {mathdoc},
     volume = {34},
     number = {4},
     year = {2007},
     doi = {10.4064/am34-4-7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am34-4-7/}
}