Author: Ken Orr
Orr, Ken (1998): Data Quality and System Theory. In Communications of the ACM, 41 (2) pp. 66-71.
II, Robert G. Babb, Kieburtz, Richard B., Orr, Ken, Mili, Ali, Gearhart, Susan, Martin, Nancy N. (1985): Workshop on Models and Languages for Software Specification and Design. In IEEE Computer, 18 (3) pp. 103-108.