BusinessCentenera Receives Additional Positive Drill Results from Drill Hole 18-ESP-025, Esperanza Copper-Gold Porphyry Project, San Juan Province, ArgentinaBy Nasdaq OMXMay 8, 2018, 1:02 PM UTC
BusinessCentenera Begins Drilling at Esperanza Copper-Gold Project, San Juan Province, ArgentinaBy Nasdaq OMXFeb 21, 2018, 2:15 PM UTC
