Stable Principal Bundles on a Compact Riemann Surface.
Equations defining Schubert varieties and Frobenius splittings of diagonals
Schubert varieties are arithmetically Cohen-Macaulay.
Deformations of Principal Bundles on the Projective Line.
Semistable Sheaves on Projective Varieties and Their Restriction to Curves.
Moduli of Parabolic G-bundles on Curves.
Einstein-Hermitian connections on principal bundles and stability.
Multi-cones over Schubert varieties
Restriction of stable sheaves and representations of the fundamental group.
Projective normality of flag varieties and Schubert varieties.
Schubert varieties in
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