DAUNORAS, J.; KNYŠ, A. Estimation of Conductivity in Liquids and a System to Compensate it. Elektronika ir Elektrotechnika, [S. l.], v. 63, n. 7, p. 41–44, 2005. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10485.. Acesso em: 22 jan. 2026.