@article{GT_2013_17_2_a3,
     author = {Ragnarsson, K\'ari and Stancu, Radu},
     title = {Saturated fusion systems as idempotents in the double {Burnside} ring},
     journal = {Geometry & topology},
     pages = {839--904},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {2013},
     doi = {10.2140/gt.2013.17.839},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2013.17.839/}
}