Nat︠s︡ionalna bibliografii︠a︡ na NR Bŭlgarii︠a︡.

v.77 no.1-26 1973; v.77 no.1-12 1973; 1974; v.78,no.10 1974; 1975; v.79 no.1-26 1975; 1976; v.80 no.1-13 1976; 1977; v.81 1977; v.81 no.1-13 1977; v.81 no.14-23 1977; 1978; v.82 no.1-13 1978; 1979-1980; v.84 no.1-13 1980; v.84,no.1-12 1980; v.84 no.14-25 1980; 1981; v.85 no.1-13 1981; v.85,no.1-13 1981; v.85 no.14-26 1981; 1982; v.86 no.1-13 1982; v.86,no.1-13 1982; 1983 pt.1; 1983 pt.2; v.87 no.1-13 1983; 1984; v.88 no.1-13 1984; v.88 no.14-21 1984; v.88 no.22-26 1984; 1985; v.89 no.1-8 1985; v.89 no.9-16 1985; v.89 no.17-26 1985; 1986; v.90 no.1-10 1986; v.90 no.11-19 1986; v.90 no.21-23 1986; 1987; v.91 no.2-5 1987; 1988; 1989 pt.1 no.1; 1989 pt.2; 1989 pt.1 no.2; 1989 pt.1 no.3; 1989 pt.1 no.4; 1989 pt.1 no.5; 1989 pt.1 no.6; 1989 pt.1 no.7; 1989 pt.1 no.8; 1989 pt.1 no.9; 1989 pt.1 no.10; 1989 pt.1 no.11; 1989 pt.1 no.12; 1989 pt.1 no.13; v.94 no.14-26 1990; 1991 no.16-26; 1992 no.1-15; 1992 no.16-26; 1993 no.1-10; 1993 no.1-15; 1993 no.17-24; 1994 no.2-9; 1994 no.10-16; 1994 no.19-26; 1995 no.1-8; 1995 no.9-18; 1995 no.17-26; 1996 no.1-8; 1996 no.9-17; 1996 no.18-25; 1997 no.3-4; 1997 no.5-12; 1998 no.1-2; 1998 no.6-7; 1998 no.8-11; 1998 no.12; 1999 no.1-4; 1999 no.5-8; 2000 no.1-4; 1974 index; 1980 index; 1981 index; 1983 index; 1984 index; 1987 Index; 1988 Index; 1990 Index; 1991 index; 1975 index; 1976 index; 1977 index; 1978 index; 1982 index