@misc{2017-library-Xi,
 day = {11},
 kind = {library},
 month = jul,
 note = {rev 5dtpHfqMMRMhPyoXHe6S9rsyojBkHN},
 title = {Xi},
 version = {rev 5dtpHfqMMRMhPyoXHe6S9rsyojBkHN},
 year = {2017}
}