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Present state of mineral resource policies and future challenges
鉱物資源政策の現状と今後の課題
2001
Shigen-Chishitsu
鉱物資源政策の現状と今後の課題
Preserved Fulltext
Present state of mineral resource policies and future challenges.
doi:10.11456/shigenchishitsu1992.51.73
fatcat:53rycqxdpbgvddd7mlpr6kmao4