Uravnenie s tremi︠a︡ nuli︠a︡mi
Subtitle: prikli︠u︡chencheskai︠a︡ povestʹ
By: Boris Kasparov
Publisher: Krasnodarskoe knizhnoe izd-vo
Published: 1968
Place of publication: Krasnodar
Language: rus
Number of pages: 253