022 - International Standard Serial Number (R)

First Indicator
Level of international interest
# - No level specified
0 - Continuing resource of international interest
1 - Continuing resource not of international interestSecond Indicator
Undefined
# - Undefined




Subfield Codes
$a - International Standard Serial Number (NR)
$l - ISSN-L (NR)
$m - Canceled ISSN-L (R)
$y - Incorrect ISSN (R) $z - Canceled ISSN (R)
$2 - Source (NR)
$6 -