neutron dataTesting covariance matrices of uncertainties in the BNAB data system 7/14/2014 2014 - #02 Physics and technology of nuclear reactors Andrianova O.N. Golovko Yu. E. Zherdev G.M. Zadornov D.V. Koscheev V.N. Manturov G.N. Peregudov A.A. Tsiboulya A.M.