@misc{2021-library-gsm,
 day = {9},
 kind = {library},
 month = jul,
 note = {rev 5du61vkcJzo516SmqeWTbd8YnABufA},
 title = {gsm},
 version = {rev 5du61vkcJzo516SmqeWTbd8YnABufA},
 year = {2021}
}