Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q27721260
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/xem5kcby7bc7pn64k2pnvisuhu
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q27721260
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/xem5kcby7bc7pn64k2pnvisuhu
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+%221130-8621%22
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%221130-8621%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%221130-8621%22
Koninklijke Bibliotheek: opc4.kb.nl/DB=1 ... http://opc4.kb.nl/DB=1/LNG=EN/CMD?ACT=SRCHA&IKT=8&TRM=1130-8621
CROSSREF: search.crossref ... https://search.crossref.org/?q=+1130-8621
Pubmed: pubmed.ncbi.nlm ... https://pubmed.ncbi.nlm.nih.gov/?term=%221130-8621%22%5BJournal%5D&sort=
