Doroshenko, Dmytro, Igor Pylypenko, Borys Kornilovych, and Irina Subbota. 2018. “Preparation of Porous Silica Nanocomposites from Montmorillonite Using Sol-Gel Approach”. Technology Audit and Production Reserves 4 (3(42):4-9. https://doi.org/10.15587/2312-8372.2018.140355.