@PHDTHESIS{userthesis_musgrove,
	author = "C H Musgrove",
	title = "Issues Related to the Forward Problem for Endoscopic Near-Infrared Diffuse Optical Tomography",
	school = "Oklahoma State University",
	year = 2005,
	url = "http://www.oil.okstate.edu/Cameron_Thesis_v2_100.pdf"}
	
@PHDTHESIS{userthesis_xie,
	author = "H Xie",
	title = "Dual-Spectral Endoscopic Near-Infrared Optical Tomography for Assessment of Hemoglobin Concentration and Oxygen Saturation",
	school = "North China Electrical Power University",
	year = 1997,
	url = "http://www.oil.okstate.edu/Harry_Thesis_final%20version_0721.pdf"}
	
@PHDTHESIS{userthesis_axelsson,
	author = "J Axelsson",
	title = "Model-based Approaches to Diffuse Optical Imaging and Dosimetry ",
	school = "Lund University",
	year = 2009,
	url = "http://www.atomic.physics.lu.se/fileadmin/atomfysik/Biophotonics/PhD_Theses/PhD_Thesis_Johan_Axelsson.pdf"}