1 Subjects: “...index decomposition analysis...”

2 Subjects: “...multiple-criteria decision analysis...”

3 Subjects: “...frequency analysis...”

4 Subjects: “...regression analysis...”

5 Subjects: “...emergy analysis...”

6 Subjects: “...energy demand analysis...”

7 Subjects: “...wavelet analysis...”

8 Subjects: “...chemical analysis...”

9 Subjects: “...keyword network analysis...”