_:n5784d520aed24f78abaf9d28ea067765xb8
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://link.springer.com/article/10.1007/BF02524427?error=cookies_not_supported&code=14eb063c-05b3-4a05-be55-c5a36f2bd333>