Dubrovin B. Geometry and analytic theory of Frobenius manifolds. In: Proceedings of the International Congress of Mathematicians : Berlin 1998, August 18 - 27. II, Invited lectures. - Bielefeld : Universita?t Bielefeld, Fakulta?t fu?r Mathematik cop. 1998. - pages :  315-326. Proceedings of the International Congress of Mathematicians : Berlin 1998, August 18 - 27. II, Invited lectures. - Bielefeld : Universita?t Bielefeld, Fakulta?t fu?r Mathematik cop. 1998. - pages :  315-326. ; 1998. Available from: http://hdl.handle.net/1963/6488