Franziska Bühring (@fbuehring), Martin Kraetke (@mkraetke)
De Gruyter specific rules regarding:
{article-id} = {doi-code}-{year}-{article-counter-ID}
{doi-code} = [predefined value for each journal]
{year} = ^\d{4}$
{article-counter-ID} = ^\d{4}$
cclm-2016-0123
Martin Kraetke @mkraetke
Franziska Bühring @fbuehring