@article{JRAM_1991__421_153360,
     author = {Reinhard B\"olling},
     title = {Sonja {Kovalevskaja} (1850-1891) zum {Gedenken.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     publisher = {mathdoc},
     volume = {421},
     year = {1991},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1991__421_153360/}
}