TY - BOOK AU - Agrawal,B.K. AU - Hari Prakash, TI - Condensed matter physics SN - 8173193231 U1 - 530.41 22 PY - 1999/// CY - New Delhi PB - Narosa Pub. House KW - Condensed matter KW - Congresses N1 - Includes bibliographical references N2 - Contributed seminar papers ER -