1 Subjects: “...coffee-ring...”

2 Subjects: “...ring opening reaction...”

3 Subjects: “...M-hazy ring...”

4 Subjects: “...infinite neutrosophic communicative ring...”

5 Subjects: “...neutrosophic ring...”

6 Subjects: “...commutative rings...”

7 Subjects: “...green ring...”

8 Subjects: “...green ring...”

9 Subjects: “...ring narrow groove...”

10 Subjects: “...topological rings...”

11 Subjects: “...ring stiffness infrastructure industries...”