@PHDTHESIS{bujar2012, url = "http://www.theses.fr/2012STRAD010", title = "Finite subgroups of the extended Morava stabilizer groups", author = "Bujard, Cédric", year = "2012", note = "Thèse de doctorat dirigée par Henn, Hans-Werner Mathématiques Strasbourg 2012", note = "2012STRAD010", url = "http://www.theses.fr/2012STRAD010/document", }