ISSN Record 1552-6909

1 to 13

14 to 55

Preserved : 1988: 17(3)

Preserved : 1990: 19(6)

Preserved : 1992: 21(6)

Preserved : 2004: 33(4-5)

Preserved : 2007: 36(1)

Preserved : 2009: 38(6), 2010: 39(1)

Preserved : 2011: 40(5), 2012: 41(1-2, 5)

Preserved : 2014: 43(1), 2015: 44(1, 4), 2016: 45(1-6), 2017: 46(1-6), 2018: 47(1-6), 2019: 48(1-6), 2020: 49(1-6), 2021: 50(1-6), 2022: 51(1-6), 2023: 52(1-6), 2024: 53(1-6), 2025: 54(1-6), 2026: 55(1-2)

Preserved : 1 (s1, 1 to 4); 2 (1 to 6); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 10 (1 to 6); 11 (1 to 6); 12 (s3, 1 to 6); 13 (1 to 6); 14 (s6, 1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 20 (1 to 6); 21 (1 to 6); 22 (1 to 6); 23 (1 to 9); 24 (1 to 9); 25 (1 to 9); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 30 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (s1, 1 to 6); 40 (s1, 1 to 6); 41 (s1, 1 to 6); 42 (s1, 1 to 6); 43 (S1, 1 to 6); 44 (s1, 1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6); 50 (1 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1, 2)

1 to 43

Preserved : 1972: 1(1-4), 1973: 2(1-6), 1974: 3(1-6), 1975: 4(1-6), 1976: 5(1-6), 1977: 6(1-6), 1978: 7(1-6), 1979: 8(1-6), 1980: 9(1-6), 1981: 10(1-6), 1982: 11(1-6), 1983: 12(1-6), 1984: 13(1-6), 1985: 14(1-6), 1986: 15(1-6), 1987: 16(1-6), 1988: 17(1-6), 1989: 18(1-6), 1990: 19(1-6), 1991: 20(1-6), 1992: 21(1-6), 1993: 22(1-6), 1994: 23(1-9), 1995: 24(1-9), 1996: 25(1-9), 1997: 26(1-6), 1998: 27(1-6), 1999: 28(1-6), 2000: 29(1-6), 2001: 30(1-6), 2002: 31(1-6), 2003: 32(1-6), 2004: 33(1-6), 2005: 34(1-6), 2006: 35(1-6), 2007: 36(1-6), 2008: 37(1-6), 2009: 38(1-6), 2010: 39(1-6), 2011: 40(1-6), 2012: 41(1, S 1, 2-6), 2013: 42(1, S 1, 2-6), 2014: 43(1, S 1, 2-6), 2015: 44(1, S 1, 2-6)

19 to 44

Preserved : 2001: 30(1-6), 2002: 31(1-5), 2003: 32(1-6), 2004: 33(1-6), 2005: 34(1-6)

Preserved : 14 (S6, 1-6); 15 (1-6); 16 (1-6); 17 (1, 2, 4-6); 18 (1-6); 19 (1-6); 20 (1-6); 21 (1-6); 22 (1-6); 23 (1-9); 24 (1-9); 25 (1-9); 26 (1-6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (1-6); 31 (1-6); 32 (1-6); 33 (1-6); 34 (1-6); 35 (1-6); 36 (1-6); 37 (1-6); 38 (1-6); 39 (S1, 2-6); 40 (S1, 1-4, 6); 41 (S1, 1-4, 6); 42 (S1, 1-6); 43 (S1, 2-4, 6); 44 (S1, 2, 3, 5, 6); 45 (1-4, 6); 46 (2-5); 47 (1, 3, 4, 6); 48 (1-6)