Z. Mielecka-Kubień, J. Biolik, K. Warzecha, and A. Wójcik, “Chosen Aspects of Socio-economic Results of the Addiction to Gambling”, KREM, no. 4(940), pp. 85–99, Nov. 2015, doi: 10.15678/ZNUEK.2015.0940.0407.