1. Caractérisation des symboles croisés de genre nul;Bouchet;C. R. Acad. Sci. Paris,1972
2. Isotropic systems;Bouchet;European J. Combin.,1987
3. Reducing prime graphs and recognizing circle graphs;Bouchet;Combinatorica,1987
4. Digraph decompositions and eulerian systems;Bouchet;SIAM J. Algebraic Discrete Methods,1987
5. A. Bouchet, “Deficiency Polynomials and Orienting Vectors of Isotropic Systems,” submitted.