https://news.docodemodouga.net/story.php?title=%E8%B6%B3%E5%85%83%E3%81%AE%E7%9F%B3%E6%B2%B9%E5%B8%82%E5%A0%B4%E3%81%A8%E7%9F%AD%E3%83%BB%E4%B8%AD%E6%9C%9F%E8%A6%8B%E9%80%9A%E3%81%97%EF%BC%88522%EF%BC%89 発表元:石油天然ガス・金属鉱物資源機構、掲載日:2025-05-23 Fri, 23 May 2025 03:40:00 UTC en