Proces.

Year 1, no.1-5. Mechelen, Vzw Proces, n.d. (1964), 5 parts in 4 issues, ills., orig. unif. wr., 4to. Proces. New Series. Year 1, no.1-30. Brussels, idem, 1965-1966, loose issues, ills., orig. (unif.) wr., 4to/ folio.