@article{201905.0118,
	doi = {10.20944/preprints201905.0118.v1},
	url = {https://doi.org/10.20944/preprints201905.0118.v1},
	year = 2019,
	month = {May},
	publisher = {Preprints},
	author = {Engel Roza},
	title = {The Impact of Nuclear Spin and Isospin of Dirac Particles on the Mass Spectrum of Leptons<strong> </strong><strong> </strong>},
	journal = {Preprints}
}