TY - GENERIC DO - 10.20944/preprints202308.1031.v1 UR - http://dx.doi.org/10.20944/preprints202308.1031.v1 TI - The Invariant-Mass-Based Equation for Bound States of the Hydrogen and the Helium Atoms T2 - Preprints AU - Agafonov, Alexander PY - 2023 DA - 2023/08/15 PB - Preprints