Kim Phuong, T. and Van Den, N. 2003. STUDYING COOKING OIL AND SALAD OIL USING FT – RAMAN SPECTROSCOPY. Science and Technology Development Journal. 6, 3&4 (Apr. 2003), 25-34. DOI:https://doi.org/https://doi.org/10.32508/stdj.v6i3&4.3314.