%0 Journal Article %A A. A. Agrachev %A E. F. Mishchenko %T Introduction. On works of R.\,V.~Gamkrelidze %J Informatics and Automation %D 1998 %P 5-7 %V 220 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1998_220_a0/ %G ru %F TRSPY_1998_220_a0