138 Tbit/s Transmission over 650 km Graded-Index 6-Mode Fiber.
John van WeerdenburgRoland RyfJuan Carlos Alvarado-ZacariasRoberto A. Alvarez-AguirreNicolas K. FontaineHaoshuo ChenRodrigo Amezcua CorreaTon KoonenChigo OkonkwoPublished in: ECOC (2017)