WINDHAGER-GERÉD, Erzsébet. “ISTVÁN KOLONICS (1826-1892) ORGELBAUMEISTER AUS SZABADKA IN SIEBENBÜRGEN”. Studia Universitatis Babeş-Bolyai Musica, vol. 54, no. 2, Dec. 2009, pp. 113-25, https://studia.reviste.ubbcluj.ro/index.php/subbmusica/article/view/9026.