@article {SC.4.Nilssen.2003,
	title = {Permeability Estimation With the Augmented Lagrangian Method for a Nonlinear Diffusion Equation},
	journal = {Computational Geosciences},
	volume = {7},
	year = {2003},
	pages = {27-47},
	author = {Nilssen, Trygve Kastberg and Mannseth, T. and Tai, Xue-Cheng}
}
