Describir: Traffic system analysis for engineers and planners

 ______      ___      ______     ___     ______     _____     _____   
|      \\   / _ \\   /_____//   / _ \\  |      \\  |  ___||  / ____|| 
|  --  //  | / \ ||  `____ `   | / \ || |  --  //  | ||__   / //---`' 
|  --  \\  | \_/ ||  /___//    | \_/ || |  --  \\  | ||__   \ \\___   
|______//   \___//   `__ `      \___//  |______//  |_____||  \_____|| 
`------`    `---`    /_//       `---`   `------`   `-----`    `----`  
                     `-`                                              
  ______  
 /_   _// 
  -| ||-  
  _| ||_  
 /_____// 
 `-----`