diff --git a/data/blob.ttl b/data/blob.ttl
index 74fb744..8bbabe3 100644
--- a/data/blob.ttl
+++ b/data/blob.ttl
@@ -1440,3 +1440,63 @@ prefix library: <dokk:library:>
     :primary_source "https://intapi.sciendo.com/download/file?packageId=63667f4d98240f0297d31f18&downloadType=PDF" ;
     :primary_source_retrieved "2023-03-30" ;
     :type "PDF" .
+
+<dokk:blob:pdf/guide_public_domain_tools.pdf>
+    :library library:guide_public_domain_tools ;
+    :primary_source "https://wiki.creativecommons.org/images/8/88/Publicdomain.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/creative_commons_style_guide_2019.pdf>
+    :library library:creative_commons_style_guide_2019 ;
+    :primary_source "https://creativecommons.org/wp-content/uploads/2019/10/Creative-Commons-Style-Guide-2019.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/battaglia_open_Weller_Aliprandi_2021.pdf>
+    :library library:battaglia_open_Weller_Aliprandi_2021 ;
+    :primary_source "https://ia801807.us.archive.org/34/items/battaglia_open_weller_aliprandi/battaglia_open_weller_aliprandi.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/didatticaduepuntozero.pdf>
+    :library library:didatticaduepuntozero ;
+    :primary_source "https://ia600102.us.archive.org/28/items/Didatticaduepuntozero/didattica2-180109135451.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/fare_open_access_Aliprandi_2017.pdf>
+    :library library:fare_open_access_Aliprandi_2017 ;
+    :primary_source "https://upload.wikimedia.org/wikipedia/commons/e/ec/Simone_Aliprandi%2C_Fare_Open_Access.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/fenomeno_open_data_Aliprandi_2014.pdf>
+    :library library:fenomeno_open_data_Aliprandi_2014 ;
+    :primary_source "https://ia800301.us.archive.org/14/items/IlFenomenoOpenData/207921038-Il-fenomeno-open-data-Aliprandi-2014.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/capire_il_copyright_Aliprandi_2012.pdf>
+    :library library:capire_il_copyright_Aliprandi_2012 ;
+    :primary_source "https://ia600302.us.archive.org/19/items/CapireIlCopyright/149684807-Capire-il-copyright-Aliprandi-2012.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/creative_commons_user_guide_Aliprandi_2011.pdf>
+    :library library:creative_commons_user_guide_Aliprandi_2011 ;
+    :primary_source "https://ia802205.us.archive.org/5/items/CreativeCommonsUserGuide/CreativeCommonsUserGuide.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/apriti_standard_Aliprandi_2010.pdf>
+    :library library:apriti_standard_Aliprandi_2010 ;
+    :primary_source "https://www.ledizioni.it/stag/wp-content/uploads/2014/02/9788895994345_content.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
+
+<dokk:blob:pdf/foss_ordinamento_italiano_principali_problematiche_giuridiche_2012.pdf>
+    :library library:foss_ordinamento_italiano_principali_problematiche_giuridiche_2012 ;
+    :primary_source "http://www.ittig.cnr.it/EditoriaServizi/AttivitaEditoriale/InformaticaEDiritto/IeD_2012_01_AliprandiPiana.pdf" ;
+    :primary_source_retrieved "2023-04-02" ;
+    :type "PDF" .
diff --git a/data/library.ttl b/data/library.ttl
index 69f2696..e9dace5 100644
--- a/data/library.ttl
+++ b/data/library.ttl
@@ -1248,3 +1248,53 @@ prefix license: <dokk:license:>
     :title "Developing a simulator of a mobile indoor navigation application as a tool for cartographic research" ;
     :license license:CC-BY-4.0 ;
     :author "Jakub Łobodecki", "Dariusz Gotlib" .
+
+:guide_public_domain_tools
+    :title "Guide to using public domain tools" ;
+    :license license:CC0-1.0 ;
+    :author "Creative Commons" .
+
+:creative_commons_style_guide_2019
+    :title "Creative Commons Style Guide 2019" ;
+    :license license:CC-BY-4.0 ;
+    :author "Victoria Heath" .
+
+:battaglia_open_Weller_Aliprandi_2021
+    :title "La battaglia per l’open (di M. Weller)" ;
+    :license license:CC-BY-4.0 ;
+    :author "Martin Weller", "Simone Aliprandi" .
+
+:didatticaduepuntozero
+    :title "Didatticaduepuntozero" ;
+    :license license:CC-BY-4.0 ;
+    :author "Alberto Panzarasa" .
+
+:fare_open_access_Aliprandi_2017
+    :title "Fare Open Access" ;
+    :license license:CC-BY-4.0 ;
+    :author "Simone Aliprandi" .
+
+:fenomeno_open_data_Aliprandi_2014
+    :title "Il fenomeno open data" ;
+    :license license:CC-BY-3.0 , license:CC-BY-SA-3.0 ;
+    :author "Simone Aliprandi" .
+
+:capire_il_copyright_Aliprandi_2012
+    :title "Capire il copyright" ;
+    :license license:CC-BY-SA-3.0 ;
+    :author "Simone Aliprandi" .
+
+:creative_commons_user_guide_Aliprandi_2011
+    :title "Creative Commons: a user guide" ;
+    :license license:CC-BY-SA-3.0 ;
+    :author "Simone Aliprandi" .
+
+:apriti_standard_Aliprandi_2010
+    :title "Apriti standard!" ;
+    :license license:CC-BY-SA-2.5 ;
+    :author "Simone Aliprandi" .
+
+:foss_ordinamento_italiano_principali_problematiche_giuridiche_2012
+    :title "Il Free and Open Source software nell’ordinamento italiano: principali problematiche giuridiche" ;
+    :license license:CC-BY-SA-3.0 ;
+    :author "Simone Aliprandi", "Carlo Piana" .