@book{211475,
	author = {Chavchanidze, Vladimir},
	title = {Towards  the general theory of conceptual systems /},
	year = {[1974].},
	address = {[S. l.],},
	note = {ცალკე ამონაბეჭდი : Kybernetes, v3 n1 (197401): pp.17-25.}
}