ISSN Record 1931-0676

1 to 68

Preserved : 1 (2); 2 (1, 2); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1-2); 13 (2); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1, 2, 3-4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1-2, 3, 4); 30 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 60 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1, 3, 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 70 (2 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4)

1 to 78

1 to 79

79, 80

Preserved : 1949: 3(1-2), 1950: 4(1-2), 1951: 5(1-2), 1952: 6(1-2), 1953: 7(1-2), 1954: 8(1-2), 1956: 9(1-2), 1956: 10(1-2), 1957: 11(1-2), 1958: 12(1-2), 1959: 13(1-2), 1960: 14(1-4), 1961: 15(1-4), 1962: 16(1-4), 1963: 17(1-4), 1964: 18(1-4), 1965: 19(1-4), 1966: 20(1-4), 1967: 21(1-4), 1968: 22(1-4), 1969: 23(1-4), 1970: 24(1-4), 1971: 25(1-4), 1972: 26(1-4), 1973: 27(1-4), 1974: 28(1-4), 1975: 29(1-4), 1976: 30(1-4), 1977: 31(1-4), 1978: 32(1-4), 1979: 33(1-4), 1980: 34(1-4), 1981: 35(1-4), 1982: 36(1-4), 1983: 37(1-4), 1984: 38(1-4), 1985: 39(1-4), 1986: 40(1-4), 1987: 41(1-4), 1988: 42(1-4), 1989: 43(1-4), 1990: 44(1-4), 1991: 45(1-4), 1992/1993: 46(1-4), 1993/1994: 47(1-4), 1994: 48(1-4), 1995: 49(1-2), 1996: 50(1-2), 1997: 51(1-2), 1998: 52(1-2), 1999: 53(1-2), 2000: 54(1-3)

Preserved : 2001: 55(1-3), 2002: 56(1-3), 2003: 57(1-3)

Preserved : 2004: 58(1-3), 2005: 59(1-3), 2006/2007: 60(1-4), 2007/2008: 61(1-4), 2008/2009: 62(1-4), 2009: 63(1-4), 2010: 64(1-4), 2011: 65(1-4), 2012: 66(1-4), 2013: 67(1-4), 2014: 68(1-4), 2015: 69(1-4), 2016: 70(1-4), 2017: 71(1-4), 2018: 72(1-4), 2019: 73(1-4), 2020: 74(1-4), 2020/2021: 75(1-4), 2022: 76(1-4), 2023: 77(1-4), 2024: 78(1-4), 2025: 79(1-4), 2026: 80(1)

71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4)

Preserved : 5 (4); 6 (1 to 4); 7 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1)