Zur Revision von Typen europäischer Chrysopa-Arten (Planipennia, Chrysopidae)
Published in Revue Suisse De Zoologie, in 1973, in volume 80, pages 65-82
Date published:1973
Published in Revue Suisse De Zoologie, in 1973, in volume 80, pages 65-82
Date published:1973