Ref.: 135565 | Date(s): 1990-1993 | Level: series

Ref.: 136392 | Date(s): 1992-1993 | Level: series

Ref.: 136888 | Date(s): 1975 - 2004 (predominant 1991 - 2000) | Level: series

Ref.: 136928 | Date(s): 1990-1994 | Level: series

Ref.: 137102 | Date(s): 1990-1999 | Level: series

Ref.: 137691 | Date(s): 1991-1996 | Level: series

Ref.: 138423 | Date(s): 1980-1999 (predominant 1991-1999) | Level: series