TY  - BOOK
AU  - Burstall, F. E., etal.
AU  - Ferus, D.
AU  - Leschke, K.
AU  - Pedit, F.
TI  - Conformal geometry of surfaces in S4 and quaternions
T2  - Lecture Notes in Mathematics
SN  - 3540430083
U1  - 516.36 
PY  - 2002///
CY  - New York
PB  - Springer
ER  -