1 Subjects: “...transport cost...”

2 Subjects: “...transport...”

3 Subjects: “...human-mediated transport...”

4 Subjects: “...transport...”

5 Subjects: “...transport...”

6 Subjects: “...four-dimensional transportation problem...”

7 Subjects: “...transport phenomena...”

8 Subjects: “...public transport...”

9 Subjects: “...sediment transport...”

10 Subjects: “...sediment transport modeling...”

11 Subjects: “...transport...”

12 Subjects: “...intelligent transport system...”