Photovoltaic Specialists Conference, 1988., Conference Record of the Twentieth IEEE
Conference Record of the Twentieth IEEE Photovoltaic Specialists Conference > 1988 > 1138 - 1143 vol.2
Conference Record of the Twentieth IEEE Photovoltaic Specialists Conference > 1988 > 397 - 404 vol.1
Conference Record of the Twentieth IEEE Photovoltaic Specialists Conference > 1988 > 328 - 334 vol.1