00443nam a2200169 a 4500 20260717093412.0 260717s2022 ii 000 0 eng d 9788174825278 eng 500.2076 Tomar,Surekha Upkar's CSIR-UGC NET/JRF/SET Physical Sciences / Tomar,Surekha Agra : Upkar Prakashan, 2022. 912.p ; 24cm. Physics BK 57494 57494 0 0 0 0 DC BKBCL BKBCL 2022-03-21 940.00 0 500.2076 TOM 88316 2026-07-17 09:34:12 940.00 2026-07-17 BK