Vassilina, T., A. Umbetov, L. J. Cihacek, and G. Vassilina. 2012. “Some Aspects of Mineral and Organic Nutrition for Improved Yield and Oil Contents of Mustard (Brassica Juncea)”. Eurasian Chemico-Technological Journal 14 (3):263-69. https://doi.org/10.18321/ectj123.