Existence and explicit constructions of q+1 regular Ramanujan graphs for every prime power q
Journal of Combinatorial Theory Series B
Ramanujan geometries of type &Ãn
Discrete Mathematics
Overlap properties of geometric expanders: extended abstract
Proceedings of the twenty-second annual ACM-SIAM symposium on Discrete Algorithms
Edge transitive ramanujan graphs and symmetric LDPC good codes
STOC '12 Proceedings of the forty-fourth annual ACM symposium on Theory of computing
Constraints, MMSNP and expander relational structures
Combinatorica
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In this paper we present for every d ≥ 2 and every local field F of positive characteristic, explicit constructions of Ramanujan complexes which are quotients of the Bruhat--Tits building Bd(F) associated with PGLd(F).