BRSAKOSKA, Slagjana. ABOUT A TWIN SOLUTION OF THE VEKUA EQUATION. Matematichki Bilten, [S. l.], v. 40, n. 3, 2016. DOI: 10.37560/matbil16300023b. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1833. Acesso em: 13 jun. 2026.