cite.gmlsf0-f0452.234646 11.661083 48.222664 21.77039 53.234585 29.490486 58.224674 22.1420336 52.234646 11.66108354.78090 20.804808 53.01941 22.17321 54.02851 23.28652 54.78090 20.80480853.11942 22.2732010257ftp://ftp.irisa.fr/pub/gnu/219.12006-02-09120.2