共 29 条
[11]
*EUR COMM, 2010, FACTS FIG
[12]
*EUR COMM, 2008, 20082741 SEC EUR COM
[13]
*EUR COMM, 2007, AN COMP NON EXTR IND
[14]
*EUR COMM, 1975, ROHST GEM, P1
[16]
MICHAELIS H, 1977, EUROPAISCHE ROHSTOFF, P78
[17]
MOJAROV A, 2008, SUSTAINABLE DEV OPPO
[18]
NOTSTALLER R, 2007, J MINING METALLURGIC, V152, P383
[19]
OTTO JM, 1999, SERIES PAPERS UNCTAD
[20]
TIESS G, 2009, ROHSTOFFPOLITIK EURO