00426nam a2200133Ia 4500082001800000100002900018245010000047260002900147300000600176490003700182500000500219700003500224700003300259  a516bAr759.SD  aArnold, V. I. and Others  aSingularities of differentiable mapsbcBy V. I. Arnold, S. M. Gusein-Zode and A. N. Varchanko.  aBostonbBirkhauserc1985  a   aMonographs in Mathematicsv v.82  a  aGusein-Zode, S. M. ; jt. auth.  aVarchanko, A. N. ; jt. auth.