1. API RP 2210 2000 Flame Arresters for Vents of Tanks StoringPetroleum Products 3rd ed. American Petroleum Institute Washington, DC
2. API RP 521 1997 Guide for Pressure-Relieving and Depressuring Systems 4th ed. American Petroleum Institute Washington, DC
3. CGA (Compressed Gas Association, Inc.) 1970 Acetylene Transmission for Chemical Synthesis (Recommended Minimum Safe Practices for Piping Systems)