<https://makesnoise.com/make-yourself-marketable-in-the-engineering-field-with-this-mathematics-for-engineers-prep-course/#Publisher>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://makesnoise.com/make-yourself-marketable-in-the-engineering-field-with-this-mathematics-for-engineers-prep-course/>