Bennett, James S. (2009). "Building Simulation March 2009, Volume 2, Issue 1, pp 41-51 (Abstract) A systems approach to the design of safe-rooms for shelter-in-place (Journal subscription required)". Building Simulation. 2: 41–51. doi:10.1007/S12273-009-9301-2. S2CID109770220.
Bennett, James S. (2009). "Building Simulation March 2009, Volume 2, Issue 1, pp 41-51 (Abstract) A systems approach to the design of safe-rooms for shelter-in-place (Journal subscription required)". Building Simulation. 2: 41–51. doi:10.1007/S12273-009-9301-2. S2CID109770220.