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		Wahyu, M., 		Sutapa, N., & 		Balik Sudarsana, I.
2016 Aug  1.  UJI RADIONUKLIDA GIPSUM DENGAN METODE  LASER INDUCED BREAKDOWN SPECTROSCOPY (LIBS) DAN PROTEKSI RADIASI DENGAN METODE JARAK. BULETIN FISIKA. [Online] 17:2