Chutima Kranrod และผู้แต่งคนอื่นๆ. (2010) Development of a simple techique for measuring the activity size distribution of attached radon and thoron progeny gor dose assessment /. Chulalongkorn University,:ม.ป.ท.Chutima Kranrod และผู้แต่งคนอื่นๆ. 2010. Development of a simple techique for measuring the activity size distribution of attached radon and thoron progeny gor dose assessment /. ม.ป.ท.:Chulalongkorn University,;Chutima Kranrod และผู้แต่งคนอื่นๆ. Development of a simple techique for measuring the activity size distribution of attached radon and thoron progeny gor dose assessment /. ม.ป.ท.:Chulalongkorn University, 2010. Print.