Contact information:
Adress: Sobolev Institute of Mathematics 4 Koptjug Avenue Novosibirsk, 630090, Russia pnone: +7-383-3634634 fax: +7-383-3332598 e-mail: sharaf@math.nsc.ru
Research interests:
© 2007, Sobolev Institute of Mathematics of the SB RAS, Novosibirsk