Control and Cybernetics
Control and Cybernetics > 2005 > Vol. 34, no 1 > 59-80
Control and Cybernetics > 2005 > Vol. 34, no 1 > 305-324
Control and Cybernetics > 2008 > Vol. 37, no 4 > 913-933
Control and Cybernetics > 2010 > Vol. 39, no 3 > 627-645