Nakanishi, N., <br/><br/>
Covariant operator formalism of gauge theories and quantum gravity 
N. Nakanishi and I.Ojima 
 - Singapore :  World Scientific,  1990 
 - xv, 434 p. ;  22 cm. 
 - World Scientific Lecture Notes in Physics vol.27 .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9971502380 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gauge fields (Physics)<br/>Quantum gravity<br/>Quantum field theory