=Paper=
{{Paper
|id=Vol-4211/paper11
|storemode=property
|title=Modular Ontology Design Approach for an ESPR Compliant Digital Product Passport Core Ontology
|pdfUrl=https://ceur-ws.org/Vol-4211/paper11.pdf
|volume=Vol-4211
|authors=Riina Maigre,Tarmo Robal,Hele-Mai Haav
}}
==Modular Ontology Design Approach for an ESPR Compliant Digital Product Passport Core Ontology==
<pdf width="1500px">https://ceur-ws.org/Vol-4211/paper11.pdf</pdf>
<pre>
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</pre>