1. Mass-flow-controller real time process-gas delivery;Gray;Microelectron Manuf Technol,1991
2. Digital mass flow controllers come of age;Drexel;Solid State Technol,1996
3. Controlling the flow-digitally;Bernard;Cleanroom Technol,2003
4. Development, modelling and certain investigations on thermal mass flow meters;Viswanathan;Flow Meas Instrum,2002
5. A calibration system for calorimetric mass flow devices;Wildmer;The Inst Phys,1982