NF Z66-800-1:1994 INFORMATION PROCESSING SYSTEMS. FIBRE DISTRIBUTED DATA INTERFACE (FDDI). PART 1 : TOKIEN RING PHYSICAL LAYER PROTOCOL (PHY). (EUROPEAN STANDARD EN 29314-1).
1994NF Z66-800-1:1994 INFORMATION PROCESSING SYSTEMS. FIBRE DISTRIBUTED DATA INTERFACE (FDDI). PART 1 : TOKIEN RING PHYSICAL LAYER PROTOCOL (PHY). (EUROPEAN STANDARD EN 29314-1).