THEISSEN, Ulrich. Names of the Daisy Bellis perennis in Bulgarian and Its Neighboring Languages – Etymological and Naming Theory Aspects. Zeitschrift für Balkanologie, [S. l.], v. 43, n. 1, 2007. Disponível em: https://zeitschrift-fuer-balkanologie.de/index.php/zfb/article/view/108. Acesso em: 15 oct. 2026.