https://gbilder.com/tags/btpdf2/ #btpdf2 from Louche Cannon en Wed, 20 Mar 2013 10:46:37 +0000 https://gbilder.com/notes/01M4BQJ5MPT46N3MK2Z909J22Y/ https://gbilder.com/notes/01M4BQJ5MPT46N3MK2Z909J22Y/ Wed, 20 Mar 2013 10:46:37 +0000 btpdf2 <div class="e-content"><p>CrossRef Labs has open source tool to allow you to add metadata (including DOI) to PDFs easily #btpdf2</p></div>