_:n1fc5a31a2c774caf89ba26e05a2996e6xb3
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://link.springer.com/book/10.1007/3-540-60692-0?error=cookies_not_supported&code=6f72927d-7f0b-44c0-88cd-644ac2183831>