@book{Hawking:Giants,
  title     = "On The Shoulders Of Giants: The Great Works Of Physics And Astronomy",
  editor    = "Stephen Hawking",
  publisher = "Penguin Books",
  year      = "2003",
}
@book{Mageijo:VSL,
  title     = "Mais Rápido Que A Luz",
  author    = "João Magueijo",
  address   = "Lisboa",
  publisher = "Gradiva",
  year      = "2003",
}
@book{Smolin:TTWP,
  title     = "The Trouble with Physics",
  author    = "Lee Smolin",
  address   = "London",
  publisher = "Penguin Random House",
  year      = "2008",
}
@book{Susskind:SRCFT,
  title     = "Special Relativity and Classic Field Theory",
  author    = "Leonard Susskind and Art Friedman",
  address   = "London",
  publisher = "Penguin Random House",
  series    = "The Theoretical Minimum",
  volume    = "3",
  year      = "2017",
}