1. A long written work by an expert, giving a broad overview of a topic, aimed at students.
Textbook

2. A written account of original research or a review of others’ research, written for an academic audience
Journal article

3. Short articles aimed at the general public, about current events
Newspaper article

4. Articles (usually) self-published on the internet, can be on any topic and written by anyone
Blog post

5. Web pages giving basic information on a wide range of topics, editable by anyone
Wikipedia page

6. Reports of brand new research, which have been presented to other professionals/researchers
Conference papers

7. What is:
“Peer Review”?
Conference papers