UGRINOVIĆ, Milan. BIOLOŠKA HRANLJIVA VREDNOST OPLEMENJIVAČA ZEMLJIŠTA NA BAZI ZEOLITA . Journal on Processing and Energy in Agriculture, [S. l.], v. 25, n. 3, 2021. DOI: 10.5937/jpea25-33591. Dostupno na: https://asistent.ceon.rs/index.php/jpea/article/view/33591. Pristupljeno: 12 juli. 2026.