1. Solar cells-operating principles and technology and system application;Green,1982
2. 24% efficient silicon solar cells;Wang;Applied Physics Letters,1990
3. Deep impurities in semiconductors;Milnes,1973
4. Low-cost contact formation of high-efficiency crystalline silicon solar cells by plating;Kim;Journal of the Korea Physical Society,2005
5. Ni/Cu metallization for low-cost high-efficiency PERC cells;Lee;Solar Energy Materials & Solar Cells,2002