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.
Yatzer 建筑/环境-国际案例为主,更新较快,作品有质量。Yatzer is a global online destination that allows readers to both discover and follow the most engaging creative projects and people in art, fashion, design, architecture and hospitality from around the world.