Bispectrum at NLO in single field inflation: conservation and squeezed limit Ignatios Antoniadis, Jules Cunat, Auttakit Chatrabhuti and Hiroshi Isono Eur. Phys. J. C, 85 5 (2025) 485 Published online: 04 May 2025 DOI: 10.1140/epjc/s10052-025-14202-0