أرسل هذا في رسالة قصيرة: Design and analysis of p-cycle-based fault-restorable optical networks with multicast capability

  _  _    _    _    ______    __   __    _  _   
 | \| || | || | || |      \\  \ \\/ //  | \| || 
 |  ' || | || | || |  --  //   \ ` //   |  ' || 
 | .  || | \\_/ || |  --  \\    | ||    | .  || 
 |_|\_||  \____//  |______//    |_||    |_|\_|| 
 `-` -`    `---`   `------`     `-`'    `-` -`