1 Subjects: “...electric unmanned ground vehicle (EUGV)...”

2 Subjects: “...unmanned aerial vehicles...”

3 Subjects: “...unmanned aerial vehicles...”

4 Subjects: “...unmanned aerial vehicles...”

5 Subjects: “...unmanned aerial vehicles...”

6 Subjects: “...rich vehicle routing problem (RVRP)...”

7 Subjects: “...connected and autonomous vehicle...”

8 Subjects: “...unmanned aerial vehicle (UAV)...”

9 Subjects: “...unmanned aerial vehicle (UAV)...”