Golubitsky, Martin <br/><br/>
Singularities and groups in bifurcation theory 
Martin Golubitsky and David G. Schaeffer 
 - New York  Springer-Verlag  c1985 
 - v.;24cm.- 
 - Applied mathematical sciences; no.51 .
<br/><br/><label>Dewey Class. No.: </label>515.353  / GOL