@article{Gusev2018volume,
author={Gusev, B.V. and Speransky, A.A.},
title={Volume periodic matrix of chemical elements},
journal={Technique and technology of silicates},
publisher={Individual Entrepreneur Svetlana Vasilievna Samchenko},
year={2018},
pages={34-38},
volume={25},
issue={2},
}