@misc{2018-library-psl,
 day = {18},
 kind = {library},
 month = jun,
 note = {rev 5dsC77a3Y6GfaCfNPkpoGQUQ374B8G},
 title = {psl},
 version = {rev 5dsC77a3Y6GfaCfNPkpoGQUQ374B8G},
 year = {2018}
}