Чурілов, Д. Г., Калініченко, В. М., Калініченко, А. В., & Малинська, Л. В. (2012). Government control of market of hard biofuel as one of factors of balanced use of nature. Scientific Progress & Innovations, (2), 89–93. https://doi.org/10.31210/visnyk2012.02.18