1 Subjects: “...production planning...”

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

3 Subjects: “...urban planning...”

4 Subjects: “...itinerary planning...”

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

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

7 Subjects: “...path planning...”

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

9 Subjects: “...sampling plan...”