TY - BOOK AU - Fradkin Eduardo TI - Field theories of condensed matter systems SN - 8187169648 (pbk) U1 - C9D8;6:21, N1 Carpa PY - 1991/// CY - Kolkata PB - Levant Books KW - Condensed matter physics KW - Fielf theory KW - Physics N1 - Includes bibliographical references; Index 341-350p ER -