1 Subjects: “...Action regulation theory...”

2 Subjects: “...theory of development...”

3 Subjects: “...fixed point theory...”

4 Subjects: “...interdisciplinary learning theory...”

5 Subjects: “...dual processing theory...”

6 Subjects: “...landscape theory...”

7 Subjects: “...density functional theory (DFT)...”

8 Subjects: “...Social Capital Theory...”

9 Subjects: “...graph theory...”

10 Subjects: “...ecological theory...”

11 Subjects: “...Kinetic theory...”

12 Subjects: “...Fuzzy Theory...”

13 Subjects: “...Morse theory...”

14 Subjects: “...information gap decision theory (IGDT)...”

15 Subjects: “...niche theory...”

16 Subjects: “...extreme value theory...”

17 Subjects: “...retinex theory...”

18 Subjects: “...mutual information theory...”

19 Subjects: “...mutual information theory...”

20 “... processing and interpretation technologies, crop modeling and production control theory, intelligent...”