<https://hubhopper.com/episode/gorodskaa-arhitektura-vdohnovlennaa-skalami-oblakami-i-vulkanami-ma-an%CA%B9sun-1588348180>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://hubhopper.com/podcast/tedtalks-iskusstvo/256423>