發送短信

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

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發送短信 : An auction approach for resource allocation in cognitive radio networks