@article {Zhao2001,
	title = {24.5\% efficiency PERT silicon solar cells on SEH MCZ substrates and cell performance on other SEH CZ and FZ substrates},
	journal = {Solar Energy Materials and Solar Cells},
	volume = {66},
	year = {2001},
	note = {<br />},
	pages = {27 - 36},
	issn = {09270248},
	doi = {10.1016/S0927-0248(00)00155-0},
	author = {Zhao, J. and Aihua Wang and Martin A Green}
}
@article {Zhao1991,
	title = {19.8\% efficient \&quot;honeycomb\&quot; textured multicrystalline and 24.4\% monocrystalline silicon solar cells},
	journal = {Applied Physics Letters},
	volume = {73},
	number = {14},
	year = {1998},
	pages = {1991-1993},
	publisher = {AIP},
	keywords = {elemental semiconductors, SILICON, solar cells, surface texture},
	doi = {10.1063/1.122345},
	url = {http://link.aip.org/link/?APL/73/1991/1},
	author = {Jianhua Zhao and Aihua Wang and Martin A Green and Francesca Ferrazza}
}
