Michael Hintermüller Georg Stadler An Infeasible Primal-Dual Algorithm for Total Bounded Variation-Based Inf-Convolution-Type Image Restoration. 1-23 2006 28 SIAM J. Scientific Computing 1 http://dx.doi.org/10.1137/040613263 db/journals/siamsc/siamsc28.html#HintermullerS06