TY  - BOOK
AU  - Oliver Old
TI  - Modeling Time-Varying Unconditional Variance by Means of a Free-Knot Spline-GARCH Model
SN  - 9783658386184
PB  - Springer
UR  - https://link.springer.com/openurl?genre=book&isbn=978-3-658-38618-4
ER  -