<https://no.military-review.com/12504505-why-and-how-the-t-64-t-72-and-t-80-tanks-appeared-part-3>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://no.military-review.com/12504505-why-and-how-the-t-64-t-72-and-t-80-tanks-appeared-part-3>