@article {1722, title = {Partial Discreteness: a Novel Prior for Magnetic Resonance Image Reconstruction}, journal = {IEEE Transactions on Medical Imaging}, volume = {36}, year = {2017}, pages = {1041 - 1053}, doi = {10.1109/TMI.2016.2645122}, author = {Gabriel Ramos-Llord{\'e}n and Arnold Jan den Dekker and Jan Sijbers} }