Redchuk, I. K. and Roiter, A. V. (2004) “Singular locally scalar representations of quivers in Hilbert spaces and separating functions”, Ukrains’kyi Matematychnyi Zhurnal, 56(6), pp. 796–809. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3799 (Accessed: 6May2024).