@article {2255,
	title = {Regularization techniques on least squares non-uniform fast Fourier transform},
	journal = {NTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN BIOMEDICAL ENGINEERING },
	volume = {29},
	year = {2013},
	pages = {561-573},
	doi = {10.1002/cnm.2540},
	author = {Gibiino, F. and V. Positano and L. Landini and M. F. Santarelli}
}
