@article {Weber-et-al-05a,
	title = {Prior Learning and Convex-Concave Regularization of Binary Tomography},
	journal = {Electr. Notes in Discr. Math.},
	volume = {20},
	year = {2005},
	pages = {313-327},
	author = {Weber, S. and Sch{\"u}le, T. and Schn{\"o}rr, C.}
}
