Год: Том (Номера) / Year: Volume (Numbers)
1999: 77(1)
1997: 75(4,6)
1994: 72(1,2,3,4,5)
1991: 69(1,2,3,4,5,6,7,8,9,10,11,12)
1990: 68(1,2,3,4,5,6,7,8,9,10,11,12)