Tasanee Layangkul. (1998) Output factors for shaped electron beam of Ramathibodi linear accelerator. Mahidol University,:ม.ป.ท.Tasanee Layangkul. 1998. Output factors for shaped electron beam of Ramathibodi linear accelerator. ม.ป.ท.:Mahidol University,;Tasanee Layangkul. Output factors for shaped electron beam of Ramathibodi linear accelerator. ม.ป.ท.:Mahidol University, 1998. Print.