IAML has been appointed by IFLA as the maintenance agency of the codes and lists of terms. This task has been entrusted to the Sub-commission on UNIMARC.
Codes and definitions for subfield $a
At http://www.urfm.braidense.it/risorse/searchforms_en.php you can find a searchable database for musical forms, hosted by Ufficio Ricerca Fondi Musicali - Biblioteca Nazionale Braidense.
