High-latitude emission from the structured jet of γ-ray bursts observed off-axisS. Ascenzi, G. Oganesyan, O. S. Salafia, M. Branchesi, G. Ghirlanda and S. Dall’OssoA&A, 641 (2020) A61DOI: https://doi.org/10.1051/0004-6361/202038265