Haanes, Hallvard, Hilde Kristin Skjerdal, Rosaline Mishra, and Anne Liv Rudjord. “Outdoor Measurements of Thoron Progeny in a <sup>232</Sup&gt;Th-Rich Area With Deposition-Based Alpha Track Detectors and Corrections for Wind Bias”. Journal of the European Radon Association 2 (June 7, 2021). Accessed October 27, 2021. https://radonjournal.net/index.php/radon/article/view/6130.