Kjartansson , Sveinn, Karen Hammarlund, Per Åke Öberg, and Gunnar Sedin. “Does Non-Ionizing Radiant Energy Affect Determination of the Evaporation Rate by the Gradient Method?”. Upsala Journal of Medical Sciences 96, no. 1 (September 1, 1991): 35-46. Accessed March 27, 2026. https://ujms.net/index.php/ujms/article/view/6762.