ANDREJČÍKOVÁ, N.; LENHART, Z.; PODOLNÍKOVÁ, J.; ŠUBOVÁ, J. How to offer more to users. ProInflow, [S. l.], v. 3, n. 2, 2011. DOI: 10.5817/ProIn2011-2-7. Disponível em: https://journals.phil.muni.cz/proinflow/article/view/2011-2-7. Acesso em: 29 lis. 2024.