The current situation is that foreign resources are abundant, but many core journals in China have begun to provide full-text free of charge. And there are many open access resources search engines in China.
For example:
Looking for China literature
On-line system of scientific papers in China
At present, there are more than 6,543,800 online scientific papers, including 6,543,800 peer-reviewed papers and 70,000 journals. The full text can be downloaded for free. In addition, scholars are encouraged to contribute actively, so as to ensure publication within 1 week, collect the author's preprint and provide proof of publication time.
Discipline: Multidisciplinary
Miracle library
Subjects: physics, biology and medicine
University of Hong Kong Thesis Library
Collected 15606 master's and doctoral dissertations awarded by HKU since 194 1, covering arts, humanities, education, social sciences, medicine, natural sciences and other fields.
Discipline: Multidisciplinary
Open Access to Periodicals in China
There are 7 kinds of domestic open access journals 17, all of which can be downloaded for free. Most of them are included in SCI, CA and other databases, and they are all domestic core journals, which are highly recommended.
Discipline: Multidisciplinary
Looking for foreign literature
Scirus scientific search
Very powerful academic search engine. Almost all foreign well-known OA databases such as Highwire, Pubmed, Arxiv, ScienceDirect, american physical society and American patents are included. Including 450 million science-related web pages. This is the best choice for you to inquire about foreign literature. In the advanced search, you can
Discipline: Multidisciplinary
University of Hong Kong Thesis Library
Collected 15606 master's and doctoral dissertations awarded by HKU since 194 1, covering arts, humanities, education, social sciences, medicine, natural sciences and other fields.
Discipline: Multidisciplinary
DOAJ
DOAJ is a good professional OA periodical literature retrieval system, but it does not include preprint resources. The articles collected by the system have been peer-reviewed or strictly reviewed, with high quality, synchronized with periodical publishing, and can download the full text for free, which is a good helper for research.
Discipline: Multidisciplinary
Steel wire press
HighWire Press, founded by Stanford University Library, is the world's largest academic literature publishing house providing free full text. 1995. At first, only the famous weekly Journal of Biochemistry was published. At present, more than 68 kinds of electronic journals1/kloc-0 have been included, and the total number of articles has been
Discipline: Multidisciplinary
Magazine periodical list
AgZines has collected dozens of periodicals on agriculture, food and environment. These journals can download the full text for free. The catalogue of periodicals is arranged in alphabetical order.
Discipline: Multidisciplinary
Index of first-person biographies
This website provides free oral history letters, diaries, memoirs, autobiographies and narrative records of global figures, with more than 700,000 materials, about 20,500 diaries, 63,000 letters and17,000 oral history stories, as well as 4,300 audio-visual materials and 30,000 catalogue records.
Subject: related to liberal arts
The specific website can be found at/html/searchpaper.html.
Or, you can go to his forum for help.
I hope to pay more attention to open access resources.
References: