@misc{2017-collection-gcc,
 day = {15},
 kind = {collection},
 month = jun,
 note = {rev 5dstYivff3xdbTuziYb9WLRSaHhUpW},
 title = {gcc},
 version = {rev 5dstYivff3xdbTuziYb9WLRSaHhUpW},
 year = {2017}
}