1 Subjects: “...rough set theory...”

2 Subjects: “...Theory of Planned Behavior...”

3 Subjects: “...theory of planned behavior...”

4 Subjects: “...information theory...”

5 Subjects: “...theory...”

6 Subjects: “...game theory...”

7 Subjects: “...applied queueing theory...”

8 Subjects: “...grounded theory...”

9 Subjects: “...grounded theory...”