Coal itself isn't outdated, but the ways of using it are
By: Mikhail Shchadov.
Series: Expert opinion
Publisher: Novosti Press Agency Pub. House
Published: 1986
Place of publication: [Moscow]
Language: eng
Number of pages: 29
Subjects: Coal mines and mining -- Soviet Union.
Other titles: Ustarel ne ugolʹ, a sposoby ego ispolʹzovanii͡a︡.
Notes: Translated from the Russian.
Cover title.
Title in colophon: Ustarel ne ugolʹ, a sposoby ego ispolʹzovanii͡a︡.