BOGDEVIČIENE, Viktorija; PEČIULIENE, Milda; GIRGŽDYS, Aloyzas. Changes of natural ionizing radiation in anthropogenic objects. Journal of Environmental Engineering and Landscape Management, [S. l.], v. 13, n. 3, p. 103–107, 2005. DOI: 10.3846/16486897.2005.9636856. Disponível em: https://journals.vilniustech.lt/index.php/JEELM/article/view/8044. Acesso em: 12 may. 2025.