Consideration of activities of the national mining research institutes of ECE countries and exchange of scientific, technical and economic information relating to the coal industry / transmitted by the Government of the Federal Republic of Germany.
1983
Notice détaillée
Symbole[E/ECE/]COAL/GE.4/R.21
TitreConsideration of activities of the national mining research institutes of ECE countries and exchange of scientific, technical and economic information relating to the coal industry / transmitted by the Government of the Federal Republic of Germany.
AuteursGermany, Federal Republic of
DateGeneva : UN, 25 Oct. 1983.
Description
9 p.