Publications
On the cocircuit graph of an oriented matroid. Discrete Comput. Geom.. 2000;24:257-265.Edit
A generalized Desargues configuration and the pure braid group. Discrete Math.. 1996;160:105-113.Edit
A note on the fundamental group of the Salvetti complex determined by an oriented matroid. European J. Combin.. 1992;13:429-437.Edit
Parallel projection of matroid spheres. Portugal. Math.. 1988;45:337-346.Edit