Variational and local methods in the study of Hamiltonian systems. 

 - Singapore:   World Scientific,   1995. 
 - viii, 211 p.:   graf.;  
<br/><br/><label>ISBN: </label>9810224907 
<br/><br/><label>Subjects--Topical Terms: </label><br/>FISICA TEORICA - CONGRESOS<br/>FUNCIONES HAMILTONIANAS<br/>ECUACION DE DIRAC