Loop exploration for SLAM with fusion of advanced sonar features and laser polar scan matching. - Fredy Tungadi; Lindsay Kleeman (IROS, 2009)

Robust online map merging system using laser scan matching and omnidirectional vision. - Fredy Tungadi; Wen Lik Dennis Lui; Lindsay Kleeman; Ray A. Jarvis (IROS, 2010)

Discovering and restoring changes in object positions using an autonomous robot with laser rangefinders. - Fredy Tungadi; Lindsay Kleeman (Robotics Auton. Syst., 2011)

Autonomous loop exploration and SLAM with fusion of advanced sonar and laser polar scan matching. - Fredy Tungadi; Lindsay Kleeman (Robotica, 2012)