Bonnet Surfaces and Painleve Equations,
Crelles Journal 499(1998), 47-79
(joined work with A.Bobenko)
Harmonic Inverse Mean Curvature Surfaces and Painleve Equations,
Geometricae Dedicata 68(1997), 187-227
(joined work with A.Bobenko and A. Kitaev)
Schlesinger Transformations for Bonnet Surfaces.
Non-Linearity, Proceedings of the 1st Nosonge, Warzswa, 1998
Painleve Equations in Surface Theory,.
Berlin, Logos Verlag, 1999
Weierstrass-type representation of affine spheres
Abhandlungen aus dem Mathematischen Seminar der Universitšt Hamburg, Band 71, 2001
(joined work with Josef Dorfmeister)
Painleve Equations in Differential Geometry of Surfaces
Lecture Notes in Mathematics 1753
(book, joined work with A. Bobenko)