tertiary source in a sentence

Examples

1. In addition, tertiary sources may be used, if reliable.
2. Wikipedia is an encyclopedia  a tertiary source.
3. Is it a primary, secondary, or tertiary source?
4. I understand that wikipedia is a tertiary source.
5. Otherwise it should be considered a Tertiary source.
6. Disputes numbers appears to be a tertiary source-->
7. As an encyclopedia, it's a tertiary source.
8. Wikipedia is, by definition, a tertiary source.
9. Note that these are non-English tertiary sources.
10. :Academics don't like tertiary sources.