Galaev A. S. RussiaSaratov Saratov State University, Russia, Saratov, Astrakhanskaya 83 galaevas@mail.ru Author's articles Classification of Prolonged Bi-metric Structures on Distributions of Non-zero Curvature of Sub-Riemannian Manifolds Isometry groups of Lobachevskian spaces, similarity transformation groups of Euclidean spaces and Lorentzian holonomy groups
