RADIĆ, Dejan. Uvodnik. Procesna tehnika, [S.l.], v. 29, n. 2, p. 4, dec. 2017. ISSN 2217-2319. Dostupno na: <https://izdanja.smeits.rs/index.php/procteh/article/view/3318>. Datum pristupa: 12 dec. 2019