http://h34nug3iwqjf2376fmmzdhgqivckzemcujmarlptfqeqtq7vya47yyad.onion/page/17/index.html
In version 0.2, the list includes PubMed , BibSonomy , SPIRES , Zentralblatt MATH , Citebase , DBLP and Amatex , which makes the program useful for people working in many different subjects, such as medicine, physics, mathematics or computer science. In the screenshot below you see how easily a SPIRES search is carried out within KBibTeX, and how the found bibliographic data can be imported into your BibTeX file.