TY JOUR TI THE OPTICAL PROPERTIES OF THE LIPIDS OF ANIMAL AND VEGETABLE ORIGIN KW animal fats KW vegetable oils KW refractometry KW infrared spectroscopy JO Russian Journal of Biological Physics and Chemisrty AU Plotnikova, L.V. AU Nechiporenko, A.P. AU Nechiporenko, U.Y. AU Melnikova, M.I. PY 2018 IS 3 PB Federal State Educational Institution of Higher Education Sevastopol State University