N. Aakvaag, B. Lacaze, and A. Duverdier. Information Theory and Applications, volume 1133 of Lecture Notes in Computer Science, page 53-63. Springer, (1995)
A. Duverdier, B. Lacaze, and N. Aakvaag. Information Theory and Applications, volume 1133 of Lecture Notes in Computer Science, page 64-75. Springer, (1995)