@article{ Solr-acta15214, title = {Symmetrische Schrotungen im reellen dreidimensionalen projektiven Raum}, series = {Acta scientiarum mathematicarum}, author = {Röschel Otto}, year = {1989}, url = {http://acta.bibl.u-szeged.hu/15214/1/math_053_fasc_001_002_067-076.pdf} }