TY  - JOUR
AU  - Nygaard, Niels O.
TI  - Construction of some classes in the cohomology of Siegel modular threefolds
JO  - Compositio Mathematica
PY  - 1995
SP  - 173
EP  - 186
VL  - 97
IS  - 1-2
PB  - Kluwer Academic Publishers
UR  - http://www.numdam.org/item/CM_1995__97_1-2_173_0/
LA  - en
ID  - CM_1995__97_1-2_173_0
ER  -