00546nam a2200217Ia 4500 OSt 20220826095727.0 210210b1975 xxu||||| |||| 00| 0 eng d AL eng 535.84 GUPE GUPTA (S L) & others 55506 Elements of spectroscopy 5 Meerut Pragaati Prakashan 1975 xi,594 Spectroscopy Atomic Spectra X-ray Molecular Binding 55507 Optics 55508 037001 ddc BK 87234 87234 0 0 ddc 0 0 PHY AL AL 2021-02-17 28.00 0 535.84 GUPE 037001 2021-02-17 00:00:00 2021-02-17 BK