Concentration indices in European coal industries : replies to the questionnaire / transmitted by the Government of France, Hungary and the Russian Federation.
1993
Details
Symbol[E/ECE/]ENERGY/WP.1/GE.1/R.13/Add.7
TitleConcentration indices in European coal industries : replies to the questionnaire / transmitted by the Government of France, Hungary and the Russian Federation.
DateGeneva : UN, 1 July 1993.
Description
17 p. : tables