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

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Text this: Fundamentals of the physics of solids. Volume 2, Electronic properties