URL: www.sciencedire ... http://www.sciencedirect.com/science/journal/0346251X
Wikipedia: en.wikipedia.or ... https://en.wikipedia.org/wiki/System_(journal)
Wikipedia: hu.wikipedia.or ... https://hu.wikipedia.org/wiki/System_(foly%C3%B3irat)
Wikipedia: ja.wikipedia.or ... https://ja.wikipedia.org/wiki/%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0_(%E9%9B%91%E8%AA%8C)
SUDOC: www.sudoc.fr/08 ... http://www.sudoc.fr/087689359
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q7663610
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/3zxljbl7f5eezikajm7sxlngr4
URL: www.sciencedire ... http://www.sciencedirect.com/science/journal/0346251X
Wikipedia: en.wikipedia.or ... https://en.wikipedia.org/wiki/System_(journal)
Wikipedia: hu.wikipedia.or ... https://hu.wikipedia.org/wiki/System_(foly%C3%B3irat)
Wikipedia: ja.wikipedia.or ... https://ja.wikipedia.org/wiki/%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0_(%E9%9B%91%E8%AA%8C)
SUDOC: www.sudoc.fr/08 ... http://www.sudoc.fr/087689359
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q7663610
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/3zxljbl7f5eezikajm7sxlngr4
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+%221879-3282%22
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%221879-3282%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%221879-3282%22
Koninklijke Bibliotheek: opc4.kb.nl/DB=1 ... http://opc4.kb.nl/DB=1/LNG=EN/CMD?ACT=SRCHA&IKT=8&TRM=1879-3282
CROSSREF: search.crossref ... https://search.crossref.org/?q=+1879-3282