1. W. Poschel, R. Engel, The concept of a new primary standard for liquid flow measurement at PTB Braunschweig, in: Proceedings of 9th International Conference on Flow Measurement (9th FLOMEKO), pp 7–12, Lund, Sweden, 1998.
2. Y. Terao, M. Takamoto, Uncertainty analysis of large water flow calibration facility, in: Proceedings of the 4th International Symposium on Fluid Flow Measurement (4th ISFFM), Denver, Colorado, USA, 1999.
3. W. Poschel, R. Engel, D. Dopheide, H.J. Baade, H.J. Kecke, R. Praetor, N. Weist, E. Kurras, A unique fluid diverter design for water flow calibration facilities, in: Proceedings of 10th International Conference on Flow Measurement (10th FLOMEKO), Salvador, Brazil, 2000.
4. R. Engel, U. Klages, A novel approach to improve diverter performance in liquid flow calibration facilities, in: Proceedings of 10th International Conference on Flow Measurement (10th FLOMEKO), Salvador, Brazil, 2000.
5. Model-based flow diverter analysis for an improved uncertainty determination in liquid flow calibration facilities;Engel;Meas. Sci. Technol.,2010