MATULEVIČIUS, Raimundas; ŘEPA, Václav. Selected Topics on Business Informatics Research: Introduction to Issue 21 of CSIMQ. Complex Systems Informatics and Modeling Quarterly, Riga, Latvia, n. 21, p. I-II, 2019. DOI: 10.7250/csimq.2019-21.00. Disponível em: https://csimq-journals.rtu.lv/csimq/article/view/csimq.2019-21.00.. Acesso em: 7 mar. 2026.