For citations:
Smirnova Yu.D., Rabinovich G.Yu., Fomicheva N.V. Obtaining a nanosized silica-humic preparation and its initial approbation. Proceedings of Universities. Applied Chemistry and Biotechnology. 2021;11(3):421-429. (In Russ.) https://doi.org/10.21285/2227-2925-2021-11-3-421-429