D. Heise, S. Strecker, U. Frank, и J. Jung. Multikonferenz Wirtschaftsinformatik~2008, MKWI~2008, Teilkonferenz \glqqIT Performance Management and IT-Controlling\grqq, стр. 1017--1028. Berlin, GITO, (2008)
M. Glinz. IWSSD '00: Proceedings of the 10th International Workshop on Software Specification and Design, стр. 11. Washington, DC, USA, IEEE Computer Society, (2000)