JOVANA. Investigation of SPAD values ​​and morphometric characteristics of leaves in wild blackberry populations on Stara Planina. Acta herbologica, [S. l.], v. 30, n. 1, 2021. DOI: 10.5937/30actaherb-33654. Dostupno na: https://asistent.ceon.rs/index.php/actaherb/article/view/33654. Pristupljeno: 12 jul. 2026.