Authors: Delajoud, P Girard, M Ehrlich, CD

Citation: P. Delajoud et al., Early history of the development and characterization of a 50 mm diameter,gas-operated piston gauge as a primary pressure standard, METROLOGIA, 36(6), 1999, pp. 521-524

Authors: Schmidt, JW Cen, Y Driver, RG Bowers, WJ Houck, JC Tison, SA Ehrlich, CD

Citation: Jw. Schmidt et al., A primary pressure standard at 100 kPa, METROLOGIA, 36(6), 1999, pp. 525-529

Authors: Schmidt, JW Tison, SA Ehrlich, CD

Citation: Jw. Schmidt et al., Model for drag forces in the crevice of piston gauges in the viscous-flow and molecular-flow regimes, METROLOGIA, 36(6), 1999, pp. 565-570

Authors: Perkin, M Kuhler, R Riety, P Skrovanek, T Morris, EC Tilford, CR Ehrlich, CD Ooiwa, A Eichorn, G Jager, J Molinar, GF Bass, AH Gupta, AC

Citation: M. Perkin et al., Comparison of pressure standards in the range 10 kPa to 140 kPa (vol 35, pg 161, 1998), METROLOGIA, 36(2), 1999, pp. 160-160