PATKOWSKI, B.; JUCHA, W. The role of direct sales during economic downturn in Poland (based on the example of Computer - Assisted Legal Research Systems). Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 28, p. 104–114, 2014. DOI: 10.24917/20801653.28.6. Disponível em: https://prace-kgp.up.krakow.pl/article/view/1835. Acesso em: 17 jan. 2022.