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- [7] SOLAR-CELLS FROM METALLURGICAL SILICON ZONE MELTED IN POLYCRYSTALLINE SILICON TUBES SOLAR CELLS, 1982, 6 (04): : 357 - 363
- [8] EFFECTS OF HEAT-TREATMENT ON EPITAXIAL SILICON SOLAR-CELLS ON METALLURGICAL SILICON SUBSTRATES SOLAR CELLS, 1981, 5 (01): : 29 - 38
- [10] EFFECT OF IMPURITY GETTERING ON THE EFFICIENCY OF METALLURGICAL-GRADE SILICON SOLAR-CELLS SOLAR CELLS, 1983, 10 (02): : 129 - 143