00625cam a22002291 4500 sa 64007028 DLC 20260227112043.0 940615s1962 ii a 000 0 malo sa 64007028 PL480:I-Mal-120 (OCoLC)30612604 DLC CU CU DLC premarc QC795 .P34 Paramēśvaran, Eṃ. Pi., 1935- Sthānīyaṅṅaḷuṃ tējōdgiraṇavuṃ. Isotopes and radioactivity. 1962. 44, iii p. diagrs. 18 cm. In Malayalam. Radioisotopes. 60018 60018