literature; reference materials; documents
Refers to written materials used for research or reference, such as academic papers, historical records, or specialized books. Not used for general 'literature' as in novels or poetry.
I consulted many references to write this paper.
According to historical documents, the incident occurred in the 12th century.
Before writing my paper, I looked up related literature.
I wrote my report citing this piece of literature.
This conclusion is based on several reference sources.
I'm gathering old literature for my research.
primary document; primary source
secondary document; secondary source