ISSN: 0491-4031
:Valid ISSN 0207-9224
Googlehttps://www.google.com/search?q=ISSN+%220491-4031%22
Binghttps://www.bing.com/search?q=ISSN+%220491-4031%22
Yahoohttps://search.yahoo.com/search?p=ISSN%20%220491-4031%22
downloads requested
Labelled view
MARC21 view
UNIMARC view