TY - BOOK AU - Julve,J. AU - Ramón-Medrano,M. ED - International Seminar on Theoretical Physics TI - Non-perturbative aspects of quantum field theory: proceedings of the XIIth International G.I.F.T. Seminar, Sant Feliu de Guíxols, Spain, 1-5 June 1981 SN - 9971950340 U1 - 530.12NON 19 PY - 1982/// CY - Singapore PB - World Scientific KW - Quantum field theory KW - Congresses KW - Physics N1 - Includes bibliographical references ER -