<bibliography>
 <citation type="misc" key="Tassi-2012">
  <author>Bruno <surname>Barras</surname></author>
  <author>Enrico <surname>Tassi</surname></author>
  <year>2012</year>
  <title>Designing a State Transaction Machine for Coq</title>
  <howpublished>Extended abstract</howpublished>
  <url>https://www.lri.fr/~wolff/projects/ANR-Paral-ITP/papers/files/coq-workshop-paper.pdf</url>
 </citation>
 <citation type="article" key="Makarius-2013">
  <author>Makarius <surname>Wenzel</surname></author>
  <year>2013</year>
  <title>PIDE as front-end technology for Coq</title>
  <journal>CoRR</journal>
  <volume>abs/1304.6626</volume>
  <url>http://arxiv.org/abs/1304.6626</url>
 </citation>
 <citation type="inproceedings" key="Makarius-2014">
  <author>Makarius <surname>Wenzel</surname></author>
  <year>2014</year>
  <title>Asynchronous User Interaction and Tool Integration in Isabelle/PIDE</title>
  <editor>G. <surname>Klein</surname></editor>
  <editor>R. <surname>Gamboa</surname></editor>
  <booktitle>Interactive Theorem Proving (ITP 2014)</booktitle>
  <series>LNCS</series>
  <publisher>Springer</publisher>
  <doi>10.1007/978-3-319-08970-6_33</doi>
 </citation>
</bibliography>
