- E. Dierikx, A. Nestor, J. Melcher, A. Kölling, and L. Callegaro,
"Final report on the supplementary comparison EURAMET.EM-S26: inductance measurements of 100 mH at 1 kHz (EURAMET project 816),
"Metrologia, Volume 49, Technical Supplement, Dezember 2011. - R. Hanke, A. Kölling und J. Melcher,
"Inductance Calibration in the Frequency Range from 50 Hz to 1 MHz."
CPEM’02 Conference Digest, Ottawa (Canada)