@article{GDZPPN002315017, title = {Balayage-Operatoren in der Potentialtheorie.}, journal = {Mathematische Annalen}, volume = {229}, year = {1977}, pages = {181-186}, zbl = {0351.31011}, url = {http://dml.mathdoc.fr/item/GDZPPN002315017} }
Bauermann, Udo. Balayage-Operatoren in der Potentialtheorie.. Mathematische Annalen, Tome 229 (1977) pp. 181-186. http://gdmltest.u-ga.fr/item/GDZPPN002315017/