Das Ivy Sign – Muss man das kennen?
Crossref DOI link: https://doi.org/10.1007/s10309-016-0050-9
Published Online: 2016-06-07
Published Print: 2016-08
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Dietel, T.
Bacher, M.
Bast, T.
Steinhoff, B. J.
License valid from 2016-06-07