Butkovskiy, A. (1997). Contribution to the programme of "Unified geometric theory of control (UGTC)". Control of oscillations and chaos : 1997 1st international conference : proceedings : August 27-29, St. Petersburg, Russia, 2, 287-290 vol.2. https://doi.org/10.1109/COC.1997.631345
Chicago Style (17th ed.) CitationButkovskiy, A.G. "Contribution to the Programme of "Unified Geometric Theory of Control (UGTC)"." Control of Oscillations and Chaos : 1997 1st International Conference : Proceedings : August 27-29, St. Petersburg, Russia 2 (1997): 287-290 vol.2. https://doi.org/10.1109/COC.1997.631345.
MLA (9th ed.) CitationButkovskiy, A.G. "Contribution to the Programme of "Unified Geometric Theory of Control (UGTC)"." Control of Oscillations and Chaos : 1997 1st International Conference : Proceedings : August 27-29, St. Petersburg, Russia, vol. 2, 1997, pp. 287-290 vol.2, https://doi.org/10.1109/COC.1997.631345.