@article {ferreira2004properties,
	title = {Properties of a-Si: H intrinsic films produced by HWPA-CVD technique},
	journal = {Thin solid films},
	volume = {451},
	year = {2004},
	note = {n/a},
	pages = {366{\textendash}369},
	publisher = {Elsevier},
	abstract = {n/a},
	author = {Ferreira, Isabel and {\'A}guas, Hugo and Fortunato, Elvira and Martins, Rodrigo and others}
}
