MAGIER, Dariusz. “Archives at the Time of Lockdown. Activity in Social Media Based on the Example of the State Archives in Siedlce Between March 2020 and March 2021 (A Research Report)”. Historia i Świat 10 (October 22, 2021): 454–459. Accessed November 21, 2024. https://czasopisma.uph.edu.pl/historiaswiat/article/view/2612.