Concentration indices in the European coal industries in 1993 : replies to the questionnaire / transmitted by the Government of Germany.
1994
Notice détaillée
Symbole[E/ECE/]ENERGY/WP.1/GE.1/R.25/Add.1
TitreConcentration indices in the European coal industries in 1993 : replies to the questionnaire / transmitted by the Government of Germany.
AuteursGermany
DateGeneva : UN, 22 July 1994.
Description
5 p. : tables