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| ISL (MichaelBurov); in-situ leaching (– ISL MichaelBurov); in situ leach mining (MichaelBurov); ISR (MichaelBurov); solution mining (MichaelBurov); BHM (MichaelBurov); borehole mining (– BHM MichaelBurov); bore hole mining (– BHM MichaelBurov); bore hole mining BHM) (MichaelBurov); bore-hole mining (– BHM MichaelBurov) | |||