Metric invariants and covariants of linear complexes in real non-Euclidean and semi-non-Euclidean spaces
English version (Springer): Ukrainian Mathematical Journal 28 (1976), no. 2, pp 215-221.
Citation Example: Yasinskaya Ye. U. Metric invariants and covariants of linear complexes in real non-Euclidean and semi-non-Euclidean spaces // Ukr. Mat. Zh. - 1976. - 28, № 2. - pp. 271–278.
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