Oscillation tomografy study of Earth’s composition and density with atmospheric neutrinos Juan Carlos D’Olivo, José Arnulfo Herrera Lara, Ismael Romero and Oscar A. Sampayo Eur. Phys. J. C, 82 7 (2022) 614 Published online: 14 July 2022 DOI: 10.1140/epjc/s10052-022-10563-y