- CT Ž. Virk: Information encoded in persistence diagrams A 2022 "Bridging applied and quantitative topology" talk on on YouTube.
- CT Ž. Virk: A counter-example to Hausmann's conjecture A 2021 AATRN Vietoris-Rips seminar talk on on YouTube.
- CT Ž. Virk: Detecting geodesic circles with selective Rips complexes. A 2020 GEOTOP-A seminar talk on on YouTube.
- CT Ž. Virk: Geometric interpretation of persistence. A 2019 AATRN seminar talk on on YouTube.