DOAJ 收录的OA期刊数量非常多,属于目前最好的的OA期刊目录网站。DOAJ is a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals.
Open Access图书馆 Open Access Library (www.oalib.com) is an academic search engine and publisher. You can download research papers for free and submit your paper to it. It is a shared academic database.
ART INSTITVTE CHICAGO – 芝加哥艺术博物馆 芝加哥艺术博物馆,不用翻墙。Located downtown by Millennium Park, this top art museum is TripAdvisor's #1 Chicago attraction—a must when visiting the city.
大木虫学术导航 想搜啥论文就搜啥论文,再也不用担心知网漫天要价。大木虫学术导航——科研人员学术研究第一站。本站涵盖Google学术入口,Sci-hub最新网址,国内外免费文献下载入口,科研工具、专利标准、基金申请、期刊信息,科研成果等科研人员必备良站,为广大科研人员提供最简单便捷的科研学术上网导航服务。
护照博物馆 这个网站集合了世界各地护照样式,还有办理程序,办理难易程度等等。Passport Index curates, sorts and ranks the world's passports. Explore passport designs, browse by visa-free score, color, or country and discover how they rank.