SZARVAS, P.; ZSILA-ANDRÉ, A.; KOVÁTS, Z.; FÁRI, M. G. Micropropagation of Rudbeckia hirta L. from seedling explants. International Journal of Horticultural Science, [S. l.], v. 11, n. 2, p. 105–108, 2005. DOI: 10.31421/IJHS/11/2/588. Disponível em: https://ojs.lib.unideb.hu/IJHS/article/view/588.. Acesso em: 3 may. 2024.