@mastersthesis {mahmoud2000investigation,
	title = {An investigation into the validity and efficiency of web-based desktop virtual environments in environmental representation and design visualisation.},
	year = {2000},
	note = {n/a},
	school = {University of Sheffield},
	type = {phd},
	abstract = {n/a},
	author = {Ayman Hassaan Ahmed Mahmoud}
}
