Foundation

Foundation
(Snowden & Kurtz, 2003)

System Thinking

System Thinking
(Checkland, 1999)

System of Systems

System of Systems
(Dahmann & Baldwin, 2008; Maier, 1998)

System Togetherness

System Togetherness
(Lawson, 2010)

Situation System

Situation System
(Hartley, 2020)

System Exploration

System Exploration
(Toulmin, 2003)

System Engineering (SE)

System Engineering (SE)
(Systems Engineering Body of Knowledge (SEBoK))