We are proud to announce that our MSc student Ivan Traparić defended his MSc Thesis entitled “VUV spektroskopija Lymanove serije jonizovanog atoma helijuma” (“VUV Spectroscopy of the Lyman Series of the Singly Charged Helium Atom”) on 29^th September 2020 at the Faculty of Physics, University of Belgrade. Thesis advisor was dr Milivoje Ivković, while the Defense Committee members were dr Milivoje Ivković, prof. dr Bratislav Obradović and prof. dr Milorad Kuraica.