TY  - BOOK
AU  - Wagemann, Friedr
AU  - Wagemann, Friedr
TI  - Crossed Modules
T2  - Studies in mathematics
SN  - 9783110750768
U1  - 512.2 
PY  - 2021///
CY  - France
PB  - De Gruyter
KW  - Mathematics
KW  - Crossed modules
ER  -