Robert Silva

Spontaneous fission of light fermium isotopes; New nuclides 244Fm and 245Fm

T. Sikkeland, M. Nurmia, A. Ghiorso, 1967 .

Nobelium: Tracer Chemistry of the Divalent and Trivalent Ions

T. Sikkeland, A. Ghiorso, J. Malý, 1968, Science.

Chemical separation of rutherfordium

M. Nurmia, A. Ghiorso, K. Eskola, 1970 .

Tracer chemical studies of lawrencium

T. Sikkeland, M. Nurmia, A. Ghiorso, 1970 .