Ludwig, Bogna. “If a Small Town Can Turn into a Big? Case Study of Wałbrzych in the Second Half of the 19th and Beginning of 20th Century”. Space – Society – Economy, no. 22 (December 30, 2017): 87–102. Accessed December 17, 2025. https://www.czasopisma.uni.lodz.pl/space/article/view/2860.