5 http://hdl.handle.net/10338.dmlcz/135148 5 News http://hdl.handle.net/10338.dmlcz/124539 News MA representation of $l_2$ 2D systems http://hdl.handle.net/10338.dmlcz/124536 MA representation of $l_2$ 2D systems External reachability (reachability with pole assignment by p. d. feedback) for implicit descriptions http://hdl.handle.net/10338.dmlcz/124535 External reachability (reachability with pole assignment by p. d. feedback) for implicit descriptions Structure at infinity, model matching and disturbance rejection for linear systems with delays http://hdl.handle.net/10338.dmlcz/124541 Structure at infinity, model matching and disturbance rejection for linear systems with delays