Indonesian Sesium Cited by user Wiz Qyurei on 08 Jul 2023 Sesium adalah sebuah unsur kimia dengan lambang Cs dan nomor atom 55.
English Caesium Cited by user Citation bot on 08 May 2021 Caesium (IUPAC spelling) (also spelled cesium in American English). The American Chemical Society (ACS) has used the spelling cesium since 1921, following Webster's New…