~~NOCACHE~~
  %0 Conference Proceedings
  %F vieira12implicit
  %A Vieira, Antônio Wilson
  %A Lilles Jorge Drews Junior, Paulo
  %A Campos, Mario Fernando Montenegro
  %T Efficient Change Detection in 3D Environment for Autonomous Surveillance Robots based on Implicit Volume
  %B The 2012 IEEE International Conference on Robotics and Automation, (ICRA'12)
  %D 2012