Kostryukov СГ, Malov НА, Matyakubov ХБ, Konushkin ИА. Quantitative determination of lignin in plant materials by IR spectroscopy. ВестникПГУ.Химия [Internet]. 2022 Mar. 22 [cited 2025 Apr. 8];12(1):5-16. Available from: http://press.psu.ru/index.php/chem/article/view/5289