1. On a characterization of Grassmann space representing theh-dimensional subspaces in a projective space;Bichara;Ann. Discr. Math.,1983
2. Strongly regular graphs and partial geometries;Brouwer,1984
3. A characterization of two classes of semipartial geometries by their parameters;Brouwer;Simon Stevin,1984
4. On the foundations of polar geometry;Buekenhout;Geom. Ded.,1974
5. H. Cuypers, Two remarks on Huang's characterization of the bilinear forms graphs,Europ. J. Combin., to appear.