TY  - JOUR
AU  - Taylor, Laurence R
TI  - An invariant of smooth 4–manifolds
JO  - Geometry & topology
PY  - 1997
SP  - 71
EP  - 89
VL  - 1
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.2140/gt.1997.1.71/
DO  - 10.2140/gt.1997.1.71
ID  - GT_1997_1_1_a5
ER  -