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

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Text this: Methods of spectral analysis in mathematical physics : conference on Operator Theory, Analysis and Mathematical Physics (OTAMP) 2006, Lund, Sweden