G. Viljoen

Note on the extensions of Butler groups

L. Fuchs, G. Viljoen, 1990, Bulletin of the Australian Mathematical Society.

A generalization of separable torsion-free abelian groups

L. Fuchs, G. Viljoen, 1985 .

On Torsion-Free Modules of Rank 2 over an Almost Maximal Valuation Domain

G. Viljoen, 1983 .

Quasi-Direct Decompositions of Torsion-Free Abelian Groups of Infinite Rank.

L. Fuchs, G. Viljoen, 1973 .

A note on quasi-injective modules

G. Viljoen, B. D. L. Rosa, 1987 .

A WEAKER FORM OF BAER'S SPLITTING PROBLEM OVER VALUATION DOMAINS

L. Fuchs, G. Viljoen, 1991 .