STOPIĆ, Srećko R.; FRIEDRICH, Bernd G. Leaching of rare earth elements from bastnasite ore (third part). Vojnotehnički glasnik / Military Technical Courier, [S. l.], v. 67, n. 3, p. 561–572, 2019. DOI: 10.5937/vojtehg67-21153. Dostupno na: https://asistent.ceon.rs/index.php/vtg/article/view/21153. Pristupljeno: 12 jul. 2026.