FILUS, Z. .; CHECINSKI, J. . Some Remarks on Design of LED Lamps and their AC Direct Drivers. Elektronika ir Elektrotechnika, [S. l.], v. 25, n. 3, p. 39-42, 2019. DOI: 10.5755/j01.eie.25.3.23674. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/23674. Acesso em: 6 dec. 2021.