@misc{2018-library-attr,
 day = {14},
 kind = {library},
 month = jun,
 note = {rev 5drDBByLyTqfTLi5GyYbwccsXz1Cid},
 title = {attr},
 version = {rev 5drDBByLyTqfTLi5GyYbwccsXz1Cid},
 year = {2018}
}