1. DIN 51649 Teil 1, Bestimmung der Explosionsgrenzen von Gasen und Gasgemischen in Luft, Deutsches Institut für Normung, Berlin, 1986.
2. EN 1839, Determination of Explosion Limits of Gases and Vapours, European Committee for Standardisation, Brussels, 2003.
3. ASTM E 918, Standard Practice for Determining Limits of Flammability of Chemicals at Elevated Temperature and Pressure, American Society for Testing and Materials, 1999.
4. ASTM E 681, Standard Test Method for Concentration Limits of Flammability of Chemicals (Vapors and Gases), American Society for Testing and Materials, 1998.
5. On the flammability limit and heat loss in flames with detailed chemistry;Lakshmisha,1990