Cleveland Cutler J., O<U+0092>Connor Peter A., & Sustainability Institute. Energy return on investment (EROI) of oil shale.
Lua i Stíl Chicago (17ú heag.)Cleveland Cutler J., O<U+0092>Connor Peter A., agus Sustainability Institute. Energy Return on Investment (EROI) of Oil Shale.
Lua MLA (9ú heag.)Cleveland Cutler J., et al. Energy Return on Investment (EROI) of Oil Shale.
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