References
- UNSCEAR. (2000). Sources and effects of ionizing radiation. Volume I: Sources; Volume II: Effects. (E.00.IX.3 and E.00.IX.4). New York: UN.
- Council of the European Union. (1996). Council Directive 96/29/EURATOM of 13 May 1996 laying down basic safety standards for the protection of the health of workers and the general public against the dangers arising from ionizing radiation. Brussels: O. J. EU.
- Council of the European Union. (2014). Council Directive 2013/59/EURATOM of 5 December 2013 laying down basic safety standards for protection against the dangers arising from exposure to ionising radiation. Brussels: O. J. EU.
- EU. (1990). Directive 90/143/EURATOM of 21 February 1990 on the protection of the public against indoor exposure to radon. Commission recommendation. EU.
- Council of the European Union. (2013). Council Directive 2013/51/EURATOM of 22 October 2013 laying down requirements for the protection of the health of the general public with regard to radioactive substances in water intended for human consumption. Brussels: O. J. EU.
- International Standard Organization. (2010). Conformity assessment – general requirements for proficiency testing. ISO 17043.
- Gutierrez-Villanueva, J. L., Sainz-Fernandez, C., Fuente-Merino, I., Saez-Vergara, J. C., Correa-Garces, E., & Quindos-Poncela, L. S. (2014). The Spanish indoor radon mapping strategy. Radiat. Prot. Dosim., 162(1/2), 58–62.
- SARAD GmbH. (2015). Radon Scout. Radon monitor for indoor measurements. Retrieved December 28, 2015, from http://sarad.de/product-detail.php?p_ID=37.
- R Core Team. (2013). R: A language and environment for statistical computing. Vienna: R Foundation for Statistical Computing.
- Vander Heyden, Y., & Smeyers-Verbeke, J. (2007). Set-up and evaluation of interlaboratory studies. J. Chromatogr. A, 1158(1/2), 158–167.
- Wilrich, P.-T. (2013). Critical values of Mandel’s h and k, the Grubbs and the Cochran test statistic. AStA-Adv. Stat. Anal., 97(1), 1–10.
- Wu, G. B., & Meng, H. (1996). Application and improvement of the Youden analysis in the intercomparison between flowmeter calibration facilities. Flow Meas. Instrum., 7(1), 19–24.