Nakonechnyi, O. G., G. I. Kudin, P. M. Zinko, and T. P. Zinko. 2023. “GUARANTEED ROOT MEAN SQUARE ESTIMATES OF OBSERVATIONS WITH UNKNOWN MATRICES”. Journal of Numerical and Applied Mathematics 1 (2): 98-115. https://doi.org/10.17721/2706-9699.2022.2.12.