TY  - BOOK
AU  - Ferus Dirk
TI  - Totale absolutkrummung in differentialgeometric und-topologie
T2  - Lecture notes in mathmatics
U1  - B3160j6:3, 113K8 
PY  - 1968///
CY  - Berlin
PB  - Springer-Verlag         
ER  -