1. deposits, prospecting, processing, and applications : proceedings of a workshop in Berlin, November 1986
Author: edited by Peter Moller, Petr Cerny, and Francis Saupe
Library: Central Library and Documentation Center (Kerman)
Subject: Congresses ، Rare earth metals,Congresses ، Tantalum,Congresses ، Niobium
Classification :
TN
490
.
A2
L36
1989
