Search for photons above 1018 eV by simultaneously measuring the atmospheric depth and the muon content of air showers at the Pierre Auger Observatory - Halim, Adila Binti Abdul; Catalani, Fernando; Souza, Vitor de; Oliveira, Cainã de; Santos, Edivaldo Moura; Peixoto, Carlos Jose Todero (Physical Review D, 2024)