Periodica mathematica Hungarica.

v.1 1971; v.2 1972; v.3 1973; v.4 1973; v.5 1974; v.6 1975; v.7 1976; v.8 1977; v.9 1978; v.10 1979; v.11 1980; v.12 1981; v.13 1982; v.13-14 1982-83; v.14 1983; v.15 1984; v.15-16 1984-85; v.16 1985; v.17 1986; v.17-18 1986-87; v.18 1987; v.19 1988; v.19-20 1988-89; v.20 1989; v.21 1990; v.22-23 1991; v.24; v.24-25 1992; v.25; v.26; v.27; v.27-29 1993-1994; v.30 1995; v.31 1995; v.32-33 1996; v.34-35 1997; v.36-37 1998; v.38-39 1999; v.40-41 2000; v.42-43 2001; v.44-45 2002; v.46-47 (2003); v.46 2003; v.47 2003; v.48 2004; v.49 2004; v.50 2005; v.51-52 2005-2006; v.53-54 2006-2007; v.55 2007