E.R. van der Graaf, L.B.Venema, R.J. de Meijer
Bibliographic info:
Radon in the Living Environment, 1999, Athens, Greece

This paper present the results of a test programme to validate the Dutch pre-normative protocol NVN 5623 ‘Radioactivity measurements: Determination of the activity of gamma-ray emitting nuclides in a counting sample by means of semi-conductor gamma-spectr