@misc{2018-collection-gcc,
 day = {26},
 kind = {collection},
 month = apr,
 note = {rev 5duM5CuhtoWkNQ46FwF6yAY3ChcpBb},
 title = {gcc},
 version = {rev 5duM5CuhtoWkNQ46FwF6yAY3ChcpBb},
 year = {2018}
}