GabrielР., NazarovaL. A., RoiterA. V., SergeychukV. V. and VossieckD. (1993) “Tame and wild subspace problems”, Ukrains’kyi Matematychnyi Zhurnal, 45(3), pp. 313–352. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/5815 (Accessed: 6October2024).