Theatre research = Recherches théâtrales.

v.1; v.1 1958-1959; v.2-3 1960-1961; v.2-4 1960-1962; v.5-6 1963-1964; v.6 no.1 1964; v.6 no.2 1964; v.6 no.3 1964; v.7 no.1-2 1965; v.7 no.3 1966; v.8 no.1 1966; v.8 no.2 1966; v.7-8 1965-1967; v.8 no.3 1967; v.9 no.1 1967; v.9 no.2 1968; v.9 no.3 1968; v.10 no.1 1969; v.10 no.2 1969; v.9-10 1967-1970; v.10 no.3 1970; v.11 no.1 1971; v.11 no.2-3 1971; v.12 no.1 1972; v.12 no.2 1972; v.11-13 1971-1974; v.13 no.2 1974; v.14 1980