2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56193Closed type 0 string theories and their D-branes are introduced. The full Wess-Zumino action of these D-branes is derived. The analogy with type II is emphasized throughout the argument.4 pages, latex, uses cargese.cls, contribution to proceedings of NATO-ASI and TMR Summer School "Progress in String Theory and M-theory", Cargese, May 24 - June 5 1999 (talk by Ben Craps)High Energy Physics - Theorytext