BŁACHOWSKI, Bartłomiej; HOŁOBUT, Paweł. In Memoriam – Professor Witold Gutkowski: (1928–2019). Computer Assisted Methods in Engineering and Science, [S. l.], v. 27, n. 2–3, p. 93–95, 2020. DOI: 10.24423/cames.293. Disponível em: https://cames3.ippt.pan.pl/index.php/cames/article/view/293. Acesso em: 12 jan. 2025.