@misc{misc58b3c097, title = {Constraints on the spread of nuclear masses in ultra-high-energy cosmic rays based on the Phase I hybrid data from the Pierre Auger Observatory}, author = {Yushkov, Alexey and Catalani, Fernando and Souza, Vitor de and Oliveira, CainĂ£ de and Santos, Edivaldo Moura and Peixoto, Carlos Jose Todero}, year = {2025}, doi = {10.22323/1.501.0442}, booktitle = {International Cosmic Ray Conference - ICRC} }