https://commons.ru.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 Contributions to the study of a class of optimal control problems on the orthogonal groups SO(3) and SO(4) https://commons.ru.ac.za/vital/access/manager/Repository/vital:28608 Thu 13 May 2021 03:49:57 SAST ]]> Invariant control systems and sub-Riemannian structures on lie groups: equivalence and isometries https://commons.ru.ac.za/vital/access/manager/Repository/vital:28607 Thu 13 May 2021 01:16:43 SAST ]]>