The general arrangement period of general journals is 1 to 3 months, and that of undergraduate journals is 2 to 4 months. Generally, the editing cycle of journals above the core level of Peking University is 6 to 8 months, and the review cycle is one month. It usually takes 3 to 6 months to submit and publish core journals of science and technology.

Thesis, which means talking and exchanging ideas in classical literature, now refers to articles that conduct research in various academic fields and describe academic research results. A paper generally consists of title, author, abstract, key words, text, references and appendix. It is not only a means to discuss problems in academic research, but also a tool to describe academic research results in academic exchanges.