ISSN Record 1423-0380

Preserved : 8 (1, 2-3, 4 to 6); 9 (, 1, 2-3, 4 to 6); 10 (, 1 to 6); 11 (, 1-2, 3 to 6); 12 (, 1 to 6); 13 (, 1-2, 3, 4, 5-6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1, 2-3, 4 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 6); 24 (, 1 to 6); 25 (, 1-2, 3, 4, 5-6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 4, 5-6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 12); 36 (, 1 to 12); 37 (, 1 to 12); 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016

43 to 46

Preserved : 1987: 8(1-6), 1988: 9(1-6), 1989: 10(1-6), 1990/2009: 11(1-2, S 1, 3-6), 1991: 12(1-6), 1992: 13(1-6), 1993: 14(1-6), 1994: 15(1-6), 1995: 16(1-6), 1996: 17(1, S 1, 2-6), 1997: 18(1, S 1, 2, S 2, 3-6), 1998: 19(1, S 1, 2, S 2, 3-6), 1999: 20(1, S 1, 2, S 2, 3-6), 2000: 21(1-6), 2001: 22(1-6), 2002: 23(1-6), 2003: 24(1-6), 2004: 25(1-6), 2005: 26(1-6), 2006: 27(1, S 1, 2, S 2, 3-6), 2007: 28(1, S 1, 2-6), 2008: 29(1, S 1, 2-6), 2009: 30(1-6)

Preserved : 2017: 39(1-12), 2018: 40(1-12), 2019: 41(1-12), 2020: 42(1-11)

39 to 46

39 to 47

47

Preserved : 2025: 47(1, S, )

31 to 37

31 to 33, 35 to 37

Preserved : 2010: 31(1, S 1, 2-6), 2011: 32(1-6), 2012: 33(1-6), 2013: 34(1-6), 2014: 35(1-12), 2015: 36(1-12), 2016: 37(1-12)

34

Preserved : 43; 44

Preserved : 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12)

Preserved : 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12)

Preserved : 31 (supplement-1, 1-6); 32 (supplement-1, 1, 3-6); 33 (supplement-1, 1-6); 34 (1-6); 35 (supplement-1, 1-12); 36 (supplement-1, 1-12); 37 (supplement-1, 1-12); 39 (2-12); 40 (1-11); 41 (2-9)

Preserved : 39 (1 to 12), 40 (1 to 9)

27 (S1, S2, 1 to 6); 28 (S1, 1 to 6); 29 (S1, 1 to 6); 30 (1 to 5-6)