@misc{2021-collection-gcc,
 day = {13},
 kind = {collection},
 month = apr,
 note = {rev 5dtDw2H9q6BL1tTDHT2uHHzZbMJchU},
 title = {gcc},
 version = {rev 5dtDw2H9q6BL1tTDHT2uHHzZbMJchU},
 year = {2021}
}