Proper Motion of Cygnus Loop Shock Filaments Proper Motion of Cygnus Loop Shock FilamentsDOI: info:10.2298/SAJ2307009Vv. 2079–19Vučetić, M., Milanović, N., Urošević, D., Raymond, John, Onić, D., Milošević, S., and Petrov, N. 2023. "Proper Motion of Cygnus Loop Shock Filaments." Serbian Astronomical Journal, 207 9–19. https://doi.org/10.2298/SAJ2307009V.More...ID: 173500Type: articleKeywords: sao