Harmonic mappings, twistors and o-models / 
editor Paul Ganduchon 
 - Singapore :  World Scientific,  1988 
 - 368 p. ;  23 cm. 
 - Advanced series in mathematical physics ;  vol.4 .
<br/><br/> Text in English and French  Proceedings held on 9-13 June 1986, CIRIM, Luminy, France 
<br/><br/><label>ISBN: </label>9971507293 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Harmonic maps