TECHNICAL REPORTLISBON VALLEY COPPER PROJECT
TECHNICAL REPORT
https://www.sedar.com/csfsprod/data31/filings/00444864/00000002/p%3A%5CClients%5C1-Sedar%5CSUMMO%5CAIF%5CLisbon%5CPDF4%5Clis-rpt.pdf
Update:
https://www.sedar.com/csfsprod/data42/filings/00602319/00000001/s%3A%5C1229ccu1.pdf
Interesting read!