ZoteroBib is a free service that helps you build a bibliography instantly from any computer or device, without creating an account or installing any software.
Storage of PDFs, files, images, links, and whole web pages. Automatic capture of citation information from web pages. Playlist-like library organization, including saved searches & tags. Integration with WordPress and MS Word. Interface in many languages.
A. Borisov, M. Wardenaar, I. Markov, and M. de Rijke. The 41st International ACM SIGIR Conference on Research &\#38; Development in Information Retrieval, page 45--54. New York, NY, USA, ACM, (2018)
M. Hildebrand, J. van Ossenbruggen, and L. Hardman. International Semantic Web Conference, volume 4273 of Lecture Notes in Computer Science, page 272-285. Springer, (2006)
R. Jones, R. Kumar, B. Pang, and A. Tomkins. CIKM '07: Proceedings of the sixteenth ACM conference on Conference on information and knowledge management, page 909--914. New York, NY, USA, ACM, (2007)