A Problem of McMullen on the Projective Equivalences of Polytopes. - Raul Cordovil; Ilda P. F. da Silva (Eur. J. Comb., 1985)

On fillings of 2N-gons with rhombi. - Ilda P. F. da Silva (Discret. Math., 1993)

Axioms for maximal vectors of an oriented matroid; a combinatorial characterization of the regions determined by an arrangement of pseudohyperplanes. - Ilda P. F. da Silva (Eur. J. Comb., 1995)

Note on inseparability graphs of matroids having exactly one class of orientations. - Ilda P. F. da Silva (Discret. Math., 1997)

Cubes and orientability. - Ilda P. F. da Silva (Discret. Math., 2008)

On minimal non-orientable matroids with 2n elements and rank n. - Ilda P. F. da Silva (Eur. J. Comb., 2009)

Symmetry, oriented matroids and two conjectures of Michel Las Vergnas. - Ilda P. F. da Silva (Eur. J. Comb., 2015)