Malyar, Yuriy Nikolayevich, Natal’ya Yur’yevna Vasil’yeva, Aleksandr Sergeyevich Kazachenko, Galina Pavlovna Skvortsova, Irina Vladimirovna Korol’kova, and Svetlana Alekseyevna Kuznetsova. 2020. “SULFATION OF ABIES ETHANOL LIGNIN WITH COMPLEXES OF SULFUR TRIOXIDE WITH 1,4-DIOXANE AND PYRIDINE”. Chemistry of Plant Raw Material, no. 3 (October), 5-15. https://doi.org/10.14258/jcprm.2020036931.