1. Bruhat, F., Tits, J.: Groupes réductifs sur un corps local, I, Données radicielles valuées. Publ. Math. I.H.E.S. 41, 5–252 (1972)
2. Delgado, A., Stellmacher, B.: Weak (B, N)-pairs of rank 2. In: Groups and Graphs: New Results and Methods. Birkhäuser, Basel (1985)
3. De Medts, T., Segev, Y.: A course on Moufang sets. Innov. Incid. Geom. 9, 79–122 (2009)
4. Gardiner, A.: Arc transitivity in graphs. Q. J. Math. Oxford 24, 399–407 (1973)
5. Ronan, M.: Lectures on Buildings. Academic, Boston (1989)