Diener, Francine; Diener, Marc Chasse au canard. I. Les canards. (French) [Duck hunt. I. The ducks] Collect. Math. 32 (1981), no. 1, 37–74.

Benoît, Éric Chasse au canard. II. Tunnels—entonnoirs—peignes. (French) [Duck hunt. II. Tunnels—funnels—combs] Collect. Math. 32 (1981), no. 2, 77–97.

Callot, Jean-Louis Chasse au canard. III. Les canards ont la vie brève. (French) [Duck hunt. III. Ducks have a short life] Collect. Math. 32 (1981), no. 2, 99–114.

Benoît, Éric; Callot, Jean-Louis Chasse au canard. IV. Annexe numérique. (French) [Duck hunt. IV. Numerical appendix] Collect. Math. 32 (1981), no. 2, 115–119.