49.2-Tbit/s WDM Transmission over 2×93-km Field-Deployed Fiber. - Karsten Schuh; Fred Buchali; Roman Dischler; Mathieu Chagnon; Vahid Aref; Henning Bülow; Qian Hu; Florian Pulka; Massimo Frascolla; Esmaeel Alhammadi; Adel Samhan; Islam Younis; et al. (OFC, 2020)