Description: Perubahan kepekatan aktiviti Ra-226 dan Ra-228 disepanjang Sungai Langat dan Sungai Semenyih, Selangor

Main Author:	Phuah Chai Shia
Other Authors:	Che Abd Rahim Mohamed, Zaharudin Ahmad
Published:	Bangi: Unit Tenaga Nuklear, 2004.
Subjects:	Radium, Radium 226; Radium 228 Radiation -- > Measurement

Physical Description:	9p.; 22 cm.