@article{ETNA_2006__23__a2,
     author = {G\"otz, Mario},
     title = {On extremal problems related to inverse balayage},
     journal = {Electronic transactions on numerical analysis},
     pages = {304--319},
     publisher = {mathdoc},
     volume = {23},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2006__23__a2/}
}