1 “... of research and development, and presents contributions in sustainable energy systems planning, integration...”

2 Subjects: “...strategic planning...”

3 Subjects: “...production planning...”

4 Subjects: “...tactical path planning...”

5 Subjects: “...urban planning...”

6 Subjects: “...itinerary planning...”

7 Subjects: “...sustainable urban mobility planning...”

8 Subjects: “...care plan...”

9 Subjects: “...material requirements planning...”

10 Subjects: “...theory of planned behavior...”

11 Subjects: “...path planning...”

12 Subjects: “...sampling plan...”

13 “... in some areas. This reveals the need for further research and action plans for preparing SMEs in a...”