Refseek might be a bit more popular than Bielefeld Academic Search Engine. We know about 1 link to it since March 2021 and only 1 link to Bielefeld Academic Search Engine. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
🔸 BASE One of the world's most massive search engines especially for open electronic scientific sources. The website is supervised by the management of the German University Library. Http://base-search.net. Source: about 1 year ago
🔸 Refseek Search engine dedicated to students and researchers, categorizes more than a billion subjects, including web pages, books, encyclopedia, magazines, and newspapers. Http://refseek.com. Source: about 1 year ago
Google Scholar - Google Scholar is a freely accessible web search engine that indexes the full text of scholarly...
Internet Archive Scholar - Search engine for tens of millions of preserved research papers. This fulltext search index includes over 25 million research articles and other scholarly documents pres...
Scinapse - Scinapse is a free, nonprofit, Academic search engine for papers, serviced by Pluto Network.
ResearchGate - Access scientific knowledge, and make your research visible
elicit - elicit is an on-site search software for internet, mobile devices and social media.
SemanticScholar - An academic search engine that utilizes artificial intelligence methods to provide highly relevant results and novel tools to filter them with ease.