Natalia Declarossy, Sinaga, 		Suyanto, Hery, AND 		Manurung, Manuntun.
" ANALISIS UNSUR Ag PADA SAMPEL CAIR DENGAN LASER INDUCED BREAKDOWN SPECTROSCOPY (LIBS)" <em>BULETIN FISIKA</em> [Online], Volume 15 Number 1 (1 February 2014)