@article{AHL_2021__4__1421_0,
     author = {Esteban, Maria J. and Lewin, Mathieu and S\'er\'e, \'Eric},
     title = {Dirac{\textendash}Coulomb operators with general charge distribution {I.} {Distinguished} extension and min-max formulas},
     journal = {Annales Henri Lebesgue},
     pages = {1421--1456},
     publisher = {\'ENS Rennes},
     volume = {4},
     year = {2021},
     doi = {10.5802/ahl.106},
     language = {en},
     url = {https://ahl.centre-mersenne.org/articles/10.5802/ahl.106/}
}