vol. 7 no. 1 (1952) - vol. 23 no. 12 (1968) ; vol. 26 no. 1 (1971) - vol. 49 no. 1 (1994) [Lacunes]

* vol. 16 no.11 (1961) ; vol. 27 no.10 (1972) ; vol. 30 no.11 (1975) ; vol. 31 no.4 (1976) ; vol. 32 no.2 (1977) ; vol. 33 no.5,9 (1978) ; vol. 34 no.10 (1979) ; vol. 36 no.7 (1981) ; vol. 37 no.11 (1982) ; vol. 38 no.3-4 (1983) ; vol. 4 no.10-11 (1985) ; vol. 41 no.10-11 (1986) ; vol. 42 no.11 (1987) ; vol. 46 no.1-2, 6 (1991) ; vol. 47 no.12 (1992) ; vol. 48 no.12 (1993)

vol. 2 (1947) - vol. 4 no. 1 (1949) [Lacunes]

* vol. 3 no.2,11 (1948)