A. A. Agrachev, Quadratic mappings in geometric control theory

Title: Quadratic mappings in geometric control theory
Authors: A. A. Agrachev
Journal title: J. Soviet Math.
Year: 1990
Volume: 51
Pages: 2667-2734
Citation:

A. A. Agrachev, “Quadratic mappings in geometric control theory”, Journal of Soviet Mathematics, 1990, 51:6, 2667–2734