Gnedko ME, Khromova OP. Conformal Killing equation on a 2-symmetric six-dimensional indecomposable Lorentzian manifold with trivial Weyl tensor. Журнал Белорусского государственного университета. Математика. Информатика. 2026;(3):29-37. Accessed July 18, 2026. https://journals.bsu.by/index.php/mathematics/article/view/7281