Velitchkova, N., Petrova, P., Velichkov, S., & Daskalova, N. (2015). INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROSCOPY - DETERMINATION OF RARE EARTH AND PLATINUM GROUP OF ELEMENTS. Chemistry. Bulgarian Journal of Chemical Education, 24(3), 449.
Chicago Style (17th ed.) CitationVelitchkova, N., P. Petrova, S. Velichkov, and N. Daskalova. "INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROSCOPY - DETERMINATION OF RARE EARTH AND PLATINUM GROUP OF ELEMENTS." Chemistry. Bulgarian Journal of Chemical Education 24, no. 3 (2015): 449.
MLA (9th ed.) CitationVelitchkova, N., et al. "INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROSCOPY - DETERMINATION OF RARE EARTH AND PLATINUM GROUP OF ELEMENTS." Chemistry. Bulgarian Journal of Chemical Education, vol. 24, no. 3, 2015, p. 449.