@article{Kamashev2022preparation, author={Kamashev, D.V.}, title={Preparation of tetraethoxysilane to obtain spherical silica particles. Part 1. Ultrafiltration}, journal={Vestnik of geosciences}, publisher={FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"}, year={2022}, pages={25-34}, volume={0}, issue={11}, }