1. Eigenvalues and expanders;Alon;Combinatorica,1986
2. Eigenvalues expanders and superconcentrators;Alon;25th Annual symposium on foundation of computer science,1984
3. λ1, isoperimetric inequalities for graphs and superconcentrators;Alon;J. Combin. Theory Ser. B,1985
4. On size Ramsey number of paths, trees and cycles I;Beck;J. Graph Theory,1983
5. Optimal simulation of tree machines;Bhatt;Proc. 27th FOCS,1986