R. Hunt, M. Johnston, W. Browne, and M. Zhang. Australasian Conference on Artificial Intelligence, volume 6464 of Lecture Notes in Computer Science, page 273-282. Springer, (2010)
R. Hunt, M. Johnston, and M. Zhang. Australasian Conference on Artificial Intelligence, volume 7106 of Lecture Notes in Computer Science, page 311-320. Springer, (2011)