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

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Text this: Tracking of a moving ground target by a quadrotor using a backstepping approach based on a full state cascaded dynamics