MAZHITOVA, A. D. Sub-Riemannian problem on the three-dimensional solvable Lie group SOLV + with right-invariant distribution. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 77, n. 2, p. 43–51, 2013. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/94. Acesso em: 3 jul. 2024.