發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Fifty Years of Fuzzy Sets: Contributions to Fuzzy Theory (Preface to the Special Issue)