@article{202308.1031, doi = {10.20944/preprints202308.1031.v1}, url = {https://doi.org/10.20944/preprints202308.1031.v1}, year = 2023, month = {August}, publisher = {Preprints}, author = {Alexander Agafonov}, title = {The Invariant-Mass-Based Equation for Bound States of the Hydrogen and the Helium Atoms}, journal = {Preprints} }