Spence, Edward

Combinatorial designs with two singular values I. uniform4 multiplicative designs / by E.R. van Dam, E. Spenceschema:ProductModel Combinatorial designs with two singular values II. partial geometric designs / by E.R. van Dam, E. Spenceschema:ProductModel Enumeration of cospectral graphs / by Willem H. Haemers, Edward Spenceschema:ProductModel Graphs cospectral with distance-regular graphs / W.H. Haemers, E. Spenceschema:ProductModel Small regular graphs with four eigenvalues / Edwin R. van Dam, Edward Spenceschema:ProductModel Small regular graphs with four eigenvalues / Edwin R. van Dam, Edward Spenceschema:ProductModel The pseudo-geometric graphs for generalised quadrangles of order (3,t) / Willem H. Haemers, Edward Spenceschema:ProductModel The pseudo-geometric graphs for generalised quadrangles of order (3,t) / Willem H. Haemers, Edward Spenceschema:ProductModel The search for pseudo orthogonal Latin squares of order six / F.C. Bussemaker, W.H. Haemers, E. Spenceschema:ProductModel The search for pseudo orthogonal Latin squares of order six / F.C. Bussemaker, W.H. Haemers, E. Spenceschema:ProductModel