_:n39d6f12d4ff24882a6ab1bf94ebf647fxb3
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.deepdyve.com/lp/springer_journal/three-variable-expanding-polynomials-and-higher-dimensional-distinct-DuhfY84WEZ>