1 Subjects: “...computational model...”

2 Subjects: “...appraisal modeling...”

3 Subjects: “...circular business models (CBMs)...”

4 Subjects: “...digital terrain model...”

5 Subjects: “...digital terrain model...”

6 Subjects: “...maturity model...”

7 Subjects: “...maturity model...”

8 Subjects: “...structural equation model...”

9 Subjects: “...ABC model...”