Architecting and designing : NATO Architecture Framework (NAF) : NAF v4 : Service Viewpoints : S4 – Service Functions: Flow
  
S4 – Service Functions: Flow
The S4 – Service Functions: Flow viewpoint of NAF v4 is a diagram type that enables you to model ServiceFunctions, what ServiceSpecifications perform them, and how resources flow between ServiceFunctions.
Parent topic
Service Viewpoints