1 Subjects: “...orange color...”

2 Subjects: “...color space selection...”

3 Subjects: “...roof tile color...”

4 Subjects: “...colored PV...”

5 Subjects: “...colors...”

6 Subjects: “...coloring properties...”

7 Subjects: “...color psychology...”

8 Subjects: “...color...”

9 Subjects: “...color formation models...”

10 Subjects: “...color...”