Links for the studied datasets:

unimi/pmtr: http://crawdad.cs.dartmouth.edu/unimi/pmtr

upmc/rollernet: http://crawdad.cs.dartmouth.edu/upmc/rollernet

st_andrews/sassy: http://crawdad.cs.dartmouth.edu/st_andrews/sassy

upmc/content: http://crawdad.cs.dartmouth.edu/upmc/content

The Opportunistic Network Environment simulator: http://www.netlab.tkk.fi/tutkimus/dtn/theone/