Autocompensating high-dimensional quantum cryptography by phase conjugation in optical fibers Jesús Liñares-Beiras, Xesús Prieto-Blanco, Daniel Balado and Gabriel M. Carral EPJ Web Conf., 238 (2020) 11004 Published online: 20 August 2020 DOI: 10.1051/epjconf/202023811004