1. Journal articles: This is the most common reference type for biochemical papers. These articles usually come from top journals in biochemistry, molecular biology, cell biology and other related fields, such as Nature, Science and Cell.
2. Books: These books usually cover the basic theories and experimental techniques of biochemistry such as molecular biology and biochemistry.
3. Conference papers: These papers usually come from international academic conferences, such as the symposium of Cold Spring Harbor Laboratory.
4. Dissertations: These theses are usually from graduate students or doctoral dissertations, which can provide the latest research progress and experimental methods.
5. Technical reports: These reports usually come from scientific research institutions or companies and provide the latest experimental technology and equipment information.
6. Patents: These patents usually come from biotechnology companies or research institutions and provide the latest biotechnology and methods.
7. Network resources: These resources include online databases, websites and blogs, which can provide the latest research progress and experimental methods.
8. Other types of documents: These documents may include policy documents, market research reports, press releases, etc. This may be very useful for understanding the social and economic impact of biochemistry.
When selecting references, we should try our best to choose the latest and most authoritative resources to ensure the scientificity and accuracy of the paper. At the same time, we should also pay attention to the unification of citation format for readers' reference.