FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/e2lvihmpn5gi7jld4yqv5pbfxu
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/e2lvihmpn5gi7jld4yqv5pbfxu
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+%221840-2976%22
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%221840-2976%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%221840-2976%22
COBISS.BH: plus.bh.cobiss. ... https://plus.bh.cobiss.net/opac7/bib/search?c=SP=1840-2976
CROSSREF: search.crossref ... https://search.crossref.org/?q=+1840-2976