OALib Journal is a peer-reviewed and open-access academic journal, covering all fields including science, technology, medicine and social sciences. OALib Journal provides peer review, typesetting and publishing services for manuscripts, and each article charges a page fee of $99.
OALib provides more than 4,223,644 open source papers covering all disciplines, including science, technology, medicine and all fields of humanities and social sciences. All articles can be downloaded for free. OALibJournal is a peer-reviewed academic journal, and the OALibJournal articles published in OalibJournal are stored in OalibJournal.
A necessary website for writing papers.
1, National Digital Library of China
Many public libraries in the United Nations have collected more than 40,000 kinds of e-book resources, thousands of electronic periodicals and high-quality characteristic digital resources of local library substations. You can download and view a large number of electronic resources for free only after registration and real-name authentication.
2. National Science and Technology Library
The types of documents involve periodicals, conference records, dissertations, scientific reports, patent standards and books, and the languages involve China, the West, Japanese and Russian. Provide general retrieval, advanced retrieval, periodical retrieval, classified retrieval, natural language retrieval and other retrieval methods.
3.CALIS public directory retrieval system
Provisions of China Higher Education Document Guarantee System. It can jointly search the contents of Chinese and western periodicals, books, dissertations and conference papers in colleges and universities. The search scope includes all Chinese and foreign language data in the CALIS joint directory center database. At present, it contains 7 13233 1 bibliographic records.