Photovoltaic Specialists Conference, 1988., Conference Record of the Twentieth IEEE
Conference Record of the Twentieth IEEE Photovoltaic Specialists Conference > 1988 > 475 - 480 vol.1
Conference Record of the Twentieth IEEE Photovoltaic Specialists Conference > 1988 > 1020 - 1023 vol.2
Conference Record of the Twentieth IEEE Photovoltaic Specialists Conference > 1988 > 985 - 989 vol.2