1. Data source #TB-0ngGq Type Media report Url www.olca.cl File olcaclocachileregion03mineras0....pdf
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3. Data source #NQZ6lJyh Type Company sources Url www.caserones.cl File caseronesclarticulos_verphpid5....pdf
4. Data source #85iaqVaw Type Media report Url www.mch.cl File mchclrevistasindex_neophpid156....pdf Date 2011-01-01
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7. Data source #vrpJV1rt Type Company sources Url www.ppcu.co.jp File ppcucojpengnewspdfnews_0910_20....pdf Date 2012-09-10
8. Data source #A18Rwf9D Type Company sources Url www.caserones.cl File caseronesclarticulos_verphpid1....pdf
9. Data source #Vwls2E5- Type Company sources Url www.caserones.cl File caseronesclimagenesestructura_....pdf