1. Technical Operations - International Council of Systems Engineering (INCOSE) "Systems Engineering Vision 2020 " International Council on Systems Engineering 2007. Technical Operations - International Council of Systems Engineering (INCOSE) "Systems Engineering Vision 2020 " International Council on Systems Engineering 2007.
2. Degani A. and Wiener E. L. "On the Design of Flight-Deck Procedures " Nasa Aeronautics and Space Administration Moffett Field 19 Degani A. and Wiener E. L. "On the Design of Flight-Deck Procedures " Nasa Aeronautics and Space Administration Moffett Field 19
3. Federal Aviation Administration "Principles of System Safety " in System Safety Handbook Department of Transportation 2013. Federal Aviation Administration "Principles of System Safety " in System Safety Handbook Department of Transportation 2013.
4. The information capacity of the human motor system in controlling the amplitude of movement.