1. Pilot-loaded regulators: what you need to know;Mooney;Gas Industr.,1989
2. The basics of gas regulators;Brasilow;Weld. Des. Fabric.,1989
3. Guide to selecting pressure regulators;Krigman;InTech,1984
4. Air-loaded regulators, the smart control valve alternative;Gill;InTech,1990
5. Pressure controls 1987: sensing art challenges old technologies;Bailey;Contr. Eng.,1987