1 Subjects: “...Information theory / bicssc...”

2 Subjects: “...Theory of music and musicology / bicssc...”

3 Subjects: “...critical theory...”

4 Subjects: “...engineering theory...”

5 Subjects: “...task-technology fit theory...”

6 Subjects: “...Modern Portfolio Theory (MPT)...”

7 Subjects: “...density functional theory...”

8 Subjects: “...turbulence theory...”

9 Subjects: “...theory of social change, cultural evolution, and human development...”

10 Subjects: “...fractal theory...”

11 Subjects: “...Mohr-Coulomb theory...”

12 Subjects: “...optimization theory...”

13 Subjects: “...operator theory...”

14 Subjects: “...variable weight theory...”

15 Subjects: “...AE rate process theory...”

16 Subjects: “...game theory...”

17 Subjects: “...information entropy theory...”

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

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

20 Subjects: “...fractal theory...”