[1]
A. V. Strelets, “On the graph $K_{1,n}$ related configurations of subspaces of a Hilbert space”, MFAT, vol. 23, no. 3, pp. 285–300, Sep. 2017, Accessed: Dec. 15, 2025. [Online]. Available: https://zen.imath.kiev.ua/index.php/mfat/article/view/672