@article {514,
	title = {The effect of personal computers on the environment: Design, manufacture and use},
	journal = {International journal of manufacturing system design},
	volume = {2},
	number = {3},
	year = {1995},
	pages = {219-232},
	isbn = {0218-3382},
	url = {IJMSD1995.pdf},
	author = {Yoni Perl and Edgar A. Whitley}
}
@article {513,
	title = {The environmental contribution of personal computers: A state of the art report},
	journal = {Computers and Society},
	volume = {25},
	number = {4},
	year = {1995},
	pages = {6-8},
	isbn = {0095-2737},
	url = {CandS1995.pdf},
	author = {Yoni Perl and Edgar A. Whitley}
}
