1 Subjects: “...Precambrian Geologic Period / fast / (OCoLC)fst01354070...”

2 Subjects: “...reference period...”

3 Subjects: “...flood period...”

4 Subjects: “...Quaternary Geologic Period / fast / (OCoLC)fst01354156...”

5 Subjects: “...return period...”

6 Subjects: “...periodicity analysis...”

7 Subjects: “...return period...”

8 Subjects: “...ice-covered period...”

9 Subjects: “...election periods...”

10 Subjects: “...cooling period...”

11 Subjects: “...phenological periods...”

12 Subjects: “...payback period...”

13 Subjects: “...periodic thermal transmittance...”

14 Subjects: “...return period...”

15 Subjects: “...return period...”

16 Subjects: “...recruitment period...”

17 Subjects: “...periodic lateral boundaries...”

18 Subjects: “...periodization...”

19 Subjects: “...periodic thermal transmittance...”

20 Subjects: “...flowering period...”