The diffeomorphism classification of non-simply connected Dolgachev surfaces.
The Modell-Weil groups of unirational quasi-elliptic surfaces in characteristic 3.
Torsion groups of elliptic surfaces
...-type-invariants associated to PU(2)-bundles and the differentiable structure of Barlow's surface.
Une involution sur un espace de modules de fibrés instantons
Variation of the canonical height on elliptic surfaces I: Three examples.