<http://lod.ehri-project-test.eu/vocabularies/ehri-pers/000818> <http://lod.ehri-project-test.eu/ontology#sources> "Cataloguing system of the Yad Vashem (Jerusalem/Israel) http://www.yadvashem.org."@en .
<http://lod.ehri-project-test.eu/vocabularies/ehri-pers/000818> <https://www.ica.org/standards/RiC/ontology#history> "D-r Ivan Dimitrov Popov chief Inspector and Director in the KEV Sofia."@en .
<http://lod.ehri-project-test.eu/vocabularies/ehri-pers/000818> <https://www.ica.org/standards/RiC/ontology#name> "Ivan Dimitrov Popov" .
<http://lod.ehri-project-test.eu/vocabularies/ehri-pers/000818> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://lod.ehri-project-test.eu/ontology#Person> .