Publications
Algebraic varieties characterizing matroids and oriented matroids. Adv. Math.. 1991;87:160-185.Edit
On the cube problem of Las Vergnas. Geom. Dedicata. 1996;63:25-43.Edit
On the generation of oriented matroids. Discrete Comput. Geom.. 2000;24:197-208.Edit
Invariant theory-like theorems for matroids and oriented matroids. Adv. Math.. 1994;109:34-44.Edit
Simplicial convex $4$-polytopes do not have the isotopy property. Portugal. Math.. 1990;47:309-318.Edit