‡a
investigationsintotheradioactivedecayofsomeleadandthalliumisotopesconstructionofamassseparatorsystematicsofenergylevelsandmultipoletransitions
‡A
Investigations into the radioactive decay of some lead and thallium isotopes :
‡b
construction of a mass separator : systematics of energy levels and multipole transitions /
‡l
eng
‡9
1