any Includes cc, cy, jt, la, li, pu, sn
cc Main fields of the serial (given by first two MSC digits)
cy Country of the publisher (use name, e.g.,cy:France, orISO 3166-1 codes, e.g.,cy:FR) jt Title, acronym or short title
la Languages of indexed documents (la:French, orISO 639-1 codes, e .g.,la:FR) li External link (URL)
pu Name/location of the publisher or editorial institution
py Time period the serial was active. Interval search with “-”
se zbMATH serial ID
sn International Standard Serial Number (ISSN)
st State: open access (st:o), electronic only (st:e), currently indexed (st:v), indexed cover to cover (st:t)
tp Type: journal (tp:j), book series (tp:b)