1. Burlage, R.S., Patek, D.R. & Everman, K.R. US patent 5,972,638 (1999).
2. Leggett, D.C., Jenkins, T.F. & Murrmann, R.P. Composition of vapors evolved from military TNT as influenced by temperature, solid composition, age, and source. Special Report No. CRREL-SR-77-16 (US Army Cold Regions Research and Engineering Laboratory, Hanover, New Hampshire, 1977).
3. MacDonald, J. et al. Alternatives for landmine detection. Report No. RAND/MR-1608-OSTP (RAND Corp., Santa Monica, California, 2003).
4. Fischer, R., Burlage, R., DiBenedetto, J. & Maston, M. Army AL&T. July–August 2000, pp. 10–12.
5. Jenkins, T.F. et al. Analysis of explosives-related signature chemicals in soil samples collected near buried landmines. Technical Report No. ERDC TR-00-5. (US Army Corps of Engineers, 2000).