Measurement of reactor neutrino oscillation with the first JUNO data - Angel Abusleme; Thomas Adam; Kai Adamowicz; David Adey; Shakeel Ahmad; Rizwan Ahmed; Timo Ahola; Sebastiano Aiello; Fengpeng An; Guangpeng An; Costas Andreopoulos; Giuseppe Andronico; et al. (Nature, 2026)