1 Subjects: “...improved learning strategy...”

2 Subjects: “...strategy...”

3 Subjects: “...adaptive strategy...”

4 Subjects: “...recycling investment strategy...”

5 Subjects: “...differential evolution strategy...”

6 Subjects: “...hybrid strategy...”

7 Subjects: “...strategy...”

8 Subjects: “...multi-strategy...”

9 Subjects: “...sustainable strategy...”

10 Subjects: “...reliable evaluation strategy...”

11 Subjects: “...strategies...”

12 Subjects: “...scanning strategy...”

13 Subjects: “...scanning strategy...”

14 Subjects: “...chaotic strategy...”

15 Subjects: “...resilience strategies...”

16 Subjects: “...hybrid manufacturing- remanufacturing strategy...”

17 Subjects: “...control strategies...”

18 Subjects: “...greedy strategy...”

19 Subjects: “...smart grids control strategies...”

20 Subjects: “...evolutionarily stable strategies...”