Reduction of ringing effects by an improved deconvolution algorithm - Application to A370 CFHT image of gravitational arcsM. Roche, C. Bracco, C. Aime, H. Lantéri and Y. MellierA&A, 409 1 (2003) 387-394DOI: https://doi.org/10.1051/0004-6361:20031111