NATO science series. Sub-ser.II, Mathematics, physics and chemistry. Vol. 137 : Normal forms, bifurcations and finiteness problems in differential equations : Proc. of the NATO advanced study inst. on normal forms, bifurcations and finiteness problems in differential equations, Montreal, 8-19 Jul. 2002 / Ed.: Y. Ilashenko, C. Rousseau, 2004. - XXIV, 513 p. 513 p. - Текст : непосредственный.