Registration of participants for the 4th session of the Group of Experts on Open-cast Mines.
1982
Notice détaillée
Symbole[E/ECE/]COAL/GE.5/7/Add.2
TitreRegistration of participants for the 4th session of the Group of Experts on Open-cast Mines.
DateGeneva : UN, 4 Nov. 1982.
Description
1, [4] p.