Stegantseva, P. and Grechneva, M. (2024) “Two-dimensional nonisotropic surfaces with flat normal connection and a nondegenerate Grassmann image of constant curvature in the Minkowski space”,
Ukrains’kyi Matematychnyi Zhurnal, 76(4), pp. 533–551. doi:
10.3842/umzh.v74i4.6743.