@article{MAN_1968__175_161661,
     author = {G. WILDENHAIN},
     title = {\"Uber das {Dirichletsche} {Problem} bei der {Bipotentialgleichung.}},
     journal = {Mathematische Annalen},
     pages = {189--206},
     publisher = {mathdoc},
     volume = {175},
     year = {1968},
     zbl = {0312.35030},
     url = {http://geodesic.mathdoc.fr/item/MAN_1968__175_161661/}
}