Looks like it's a valid subfield now: $n - Terms governing access [NEW, 2022]
See also: $e - Data provenance [NEW, 2022] $l - Standardized information governing access [NEW, 2022] $n - Terms governing access [NEW, 2022] $r - Standardized information governing use and reproduction [NEW, 2022] $t - Terms governing use and reproduction [NEW, 2022] https://www.loc.gov/marc/bibliographic/bd856.html
Looks like it's a valid subfield now:
$n - Terms governing access [NEW, 2022]
See also: /www.loc. gov/marc/ bibliographic/ bd856.html
$e - Data provenance [NEW, 2022]
$l - Standardized information governing access [NEW, 2022]
$n - Terms governing access [NEW, 2022]
$r - Standardized information governing use and reproduction [NEW, 2022]
$t - Terms governing use and reproduction [NEW, 2022]
https:/