Proceedings of the 10th meeting on computational algebra and its applications
(EACA 2006),
Sevilla (Spain), 2006, pp. 29-32.
Maple worksheets:
Computing invariants of multidimensional linear systems on an abstract homological level
Proceedings of the 17th International Symposium on Mathematical Theory of
Networks and Systems (MTNS 2006), Kyoto (Japan), 2006
Maple worksheets:
See also the Library of Examples.