Schefer, R. ., Evans, G. ., Zhang, J. ., Ruggles, A. ., & Greif, R. . (2009). Ignitability Limits for Combustion of Unintended Hydrogen Releases - Experimental and Theoretical Results. Presented at the. Retrieved from http://conference.ing.unipi.it/ichs2009/images/stories/papers/168.pdf

Schefer, R. W., Evans, G. H., Zhang, J. ., Ruggles, A. J., & Greif, R. . (2011). Ignitability limits for combustion of unintended hydrogen releases: Experimental and theoretical results. International Journal of Hydrogen Energy, 36(3), 2426-2435+. https://doi.org/10.1016/j.ijhydene.2010.04.004 (Original work published 2025)

Schefer, R. ., Evans, G. ., Zhang, Y. ., Ruggles, A. ., & Greif, R. . (2009). Hydrogen Jet Ignition Experiments and Modeling. Retrieved from http://conference.ing.unipi.it/ichs2009/images/stories/presentations/ID178-Houf.pdf