2 citations to https://www.mathnet.ru/rus/zvmmf11415

1. Dmitry Shirokov, “On SVD and Polar Decomposition in Real and Complexified Clifford Algebras”, Adv. Appl. Clifford Algebras, 34:3 (2024)  
2. Dmitry Shirokov, “Classification of all constant solutions of SU(2) Yang–Mills equations with arbitrary current in pseudo-Euclidean space ℝp,q”, Mod. Phys. Lett. A, 38:20n21 (2023)