Mickelsson, Jouko <br/><br/>
Extensions of lattice groups, gerbes and chiral fermions on a torus. 

 - Rio de Janeiro:  IMPA,  2016. 
 - video online 
<br/><br/> Talk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Matematica.
<br/><br/><label>Dewey Class. No.: </label>cs