Applied geophysics for geologists and engineers the elements of geophysical prospecting by Griffiths, D.H

Beyond the energy crisis opportunity and challenge

Precious metals.

Biomass energy projects, planning and management

The energy saving guide tables for assessing the profitability of energy saving measures with explanatory notes and worked examples. by Helcke, George

Also available online for University of the Philippines Diliman via ScienceDirect. Click here to access

The nuclear apple and the solar orange alternatives in world energy by Grenon, Michel

Building energy management conventional and solar approaches : proceedings of the international congress, Povoa de Varzim, Portugal, 12-16 May 1980

The social costs of solar energy a study of photovoltaic energy systems by Neff, Thomas L.

Solar energy applications in houses performance and economics in Europe by Jager, F.

Biomass energy systems and the environment