1. Browne, C.A. (1929). The Spontaneous Combustion of Hay, Technical Bulletin No. 141.
2. Plinius, C.S., von Jan, L., and Mayhoff, K.F.T.C. (1892). Plini Secundi Naturalis Historiae Libri XXXVII, In Aedibus BG Teubneri.
3. DiNenno, P.J. (2002). The SFPE Handbook of Fire Protection Engineering, The National Fire Protection Association (NFPA). [3rd ed.].
4. Babrauskas, V. (2003). Ignition Handbook: Principles and Applications to Fire Safety Engineering, Fire Investigation, Risk Management and Forensic Science, Fire Science Publishers.
5. Cote, A.E., Hall, J.R., Powell, P., Grant, C.C., and Solomon, R.E. (2008). Fire Protection Handbook, The National Fire Protection Association (NFPA). [20th ed.].