URL: link.springer.c ... http://link.springer.com/journal/10037
URL: www.bibliothek. ... http://www.bibliothek.uni-regensburg.de/ezeit/?2254116
SUDOC: www.sudoc.fr/11 ... http://www.sudoc.fr/115045805
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q15760687
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/mpa6334zavcythcseup2rz25pe
URL: link.springer.c ... http://link.springer.com/journal/10037
URL: www.bibliothek. ... http://www.bibliothek.uni-regensburg.de/ezeit/?2254116
SUDOC: www.sudoc.fr/11 ... http://www.sudoc.fr/115045805
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q15760687
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/mpa6334zavcythcseup2rz25pe
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+"1613-9836"
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%221613-9836%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%221613-9836%22
CROSSREF: search.crossref ... https://search.crossref.org/?q=+1613-9836