@misc{2019-library-elf,
 day = {5},
 kind = {library},
 month = jul,
 note = {rev 5duHthmUYLR3i6tuQEVHnHNRo6J8hd},
 title = {elf},
 version = {rev 5duHthmUYLR3i6tuQEVHnHNRo6J8hd},
 year = {2019}
}