SMC
Frey, G; Kottke, R.: Integrated Information Flow in Manufacturing Systems using a Relational Database. Proceedings of the IEEE International Conference on Systems, Man and Cybernetics (SMC 1999), Vol. IV, pp. 516-521, Tokyo, Japan, Oct. 1999. <DOI: 10.1109/ICSMC.1999.812457>
Frey, G.; Litz, L.: A Measure for Transparency in Net Based Control Algorithms. Proceedings of the IEEE International Conference on Systems, Man and Cybernetics (SMC 1999), Vol. III, pp. 887-892, Tokyo, Japan, Oct. 1999. <DOI: 10.1109/ICSMC.1999.823345>