Symposium on Sudden Outbursts of Coal and Gas / transmitted by the Government of Czechoslovakia.
1985
Detalles de los registros
Signatura[E/ECE/]COAL/R.109/Add.2
TítuloSymposium on Sudden Outbursts of Coal and Gas / transmitted by the Government of Czechoslovakia.
AutoresCzechoslovakia
FechaGeneva : UN, 11 Mar. 1985.
Descripción
1 p.