Старжинская, Е. В., А. М. Кряжев, С. И. Третьяков, and А. А. Глуханов. 2019. “Mixed Sulfate Soap Washing With Neutralized Spent Acid”. Lesnoy Zhurnal (Russian Forestry Journal), no. 5 (October):194. https://doi.org/10.37482/0536-1036-2019-5-194.