The first article acknowledging pro-iBiosphere published: Penev L, Catapano T, Agosti D, et al. Implementation of TaxPub, an NLM DTD extension for domain-specific markup in taxonomy, from the experience of a biodiversity publisher. In: Journal Article Tag Suite Conference (JATS-Con) Proceedings 2012 [Internet]. Bethesda (MD): National Center for Biotechnology Information (US); 2012. Available from: http://www.ncbi.nlm.nih.gov/books/NBK100351/. It is a result of WP 3 (survey and analysis of the status quo) in combination with an earlier review of XML-schemas in taxonomy.