00306nam a2200121Ia 4500082001800000100001800018245002500036260003400061300000900095500005100104500000500155700002400160  a516bAr759.CT  aArnold, V. I.  aCatastrophe theoryb  aBerlinbSpringer-Verlagc1984  a78p.  a"Translated from the Russian by R. K. Thomas."  a  aThomas, R. K. ; tr.