1. A review of gas-operated piston gauges;Ehrlich;Metrologia,1994
2. Observations of gas species and mode of operation effects on effective areas of gas-operated piston gages;Welch;BIPM Monographie,1989
3. Non-geometric dependencies of gas-operated piston gage effective areas;Tilford;BIPM Monographie,1989
4. Operational mode and gas species effects on rotational drag in pneumatic dead weight pressure gauges;Schmidt;Meas. Sci. Technol.,1993
5. Gas and mode vertical and rotational effects with a 3 piston gauge apparatus;Schmidt;Metrologia,1994