A Remark on the Intersection Arrays of Distance Regular Graphs and the Distance Regular Graphs of Diameter d=3i-1 with bi=1 kan k>2. - Ernst Willem Lambeck (Des. Codes Cryptogr., 1991)

On distance regular graphs with ci=b1. - Ernst Willem Lambeck (Discret. Math., 1993)

Some Elementary Inequalities For Distance-regular Graphs. - Ernst Willem Lambeck (Eur. J. Comb., 1993)

The Hyperplanes of the M24 Near Polygon. - Andries E. Brouwer; Hans Cuypers; Ernst Willem Lambeck (Graphs Comb., 2002)