Parent, Michel2013-11-072013-11-0720072007Source: Masters Abstracts International, Volume: 47-06, page: 3610.http://hdl.handle.net/10393/27900http://dx.doi.org/10.20381/ruor-18970This thesis contains a summary of material about finite and affine reflection groups as well as about Tits' construction of buildings, aiming ultimately at creating buildings associated to split classical algebraic groups over a p-adic field. To this end, this thesis contains a review of p-adic numbers as well as several examples of classical algebraic groups. It also contains numerous examples worked out in detail.102 p.enMathematics.Thesis