KRŪMIŅŠ, K.; PĒTERSONS, V.; PLOCIŅŠ, V. Features of Implementation of the Modified "up-and-down" Method. Elektronika ir Elektrotechnika, [S. l.], v. 93, n. 5, p. 51–54, 2009. DOI: 10.5755/j02.eie.10180. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10180.. Acesso em: 5 may. 2026.