@Book{mining-software-specs,
  author =       "David Lo and Siau-Cheng Khoo and Jiawei Han and Chao
                 Liu",
  title =        "Mining Software Specifications: Methodologies and
                 Applications",
  year =         "2011",
  month =        may,
  publisher =    "Chapman \& Hall/CRC Data Mining and Knowledge
                 Discovery Series",
}