| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Certification of Nickel Reference Samples at PTB Destined for the Calibration of Magnetometers | 978-92-826-5115-5 (92-826-5115-O) | 1993 | J. Sievert · J. L< · 129> · dke |
H.A. · H Elcin Kürsat-Ahlers · Heiko Ahlers · Horst Ahlers · Jan-Hinnerk Ahlers · Jens (Herausgeber) Ahlers