[1]
N. S. Dzhaliuk and V. M. Petrychkovych, “Equivalence of matrices in the ring $M(n, R)$ and its subrings”, Ukr. Mat. Zhurn., vol. 73, no. 12, pp. 1612–1618, Dec. 2021, doi: 10.37863/umzh.v73i12.6858.