Period relations and the Tate conjecture for Hubert modular surfaces.
Pic is a contracted functor.
Picard groups of Deligne-Lusztig varieties -- with a view toward higher codimensions.
Picard Groups of Singular Affine Curves over a Perfect Fields.
Picard groups of Zariski surfaces
Picard numbers of surfaces in 3-dimensional weighted projective spaces.
Picard Numbers of Surfaces in 3-Dimensional Weighted Projective Spaces.
Picard schemes of quotients by finite commutative group schemes.
Polytopal linear algebra.