@misc{2017-collection-gcc,
 day = {8},
 kind = {collection},
 month = jul,
 note = {rev 5duHcq22rAhQuFTKxw4ogU7rKbYw6P},
 title = {gcc},
 version = {rev 5duHcq22rAhQuFTKxw4ogU7rKbYw6P},
 year = {2017}
}