1.
van der Lijn C, Nurmi M, Hasanen E, Pyykönen J, Salmi L, Salmikangas A-K, Vehkakoski K, Virmasalo I, Toivonen T, Muukkonen P. Assessing travel time-based accessibility to outdoor ice skating fields for children in Helsinki during the COVID-19 pandemic. Fennia [Internet]. 2022Dec.23 [cited 2024Nov.27];200(1):6–23. Available from: https://fennia.journal.fi/article/view/114590