Vertex control of flows in networks. - Klaus-Jochen Engel; Marjeta Kramar Fijavz; Rainer Nagel; Eszter Sikolya (Networks Heterog. Media, 2008)

Exact and positive controllability of boundary control systems. - Klaus-Jochen Engel; Marjeta Kramar Fijavz (Networks Heterog. Media, 2017)