Two counterexamples concerning Hausdorff dimensions of projections Roy O. Davies — 1979 Colloquium Mathematicae
A Baire function not countably decomposable into continuous functions Roy O. Davies — 1973 Časopis pro pěstování matematiky
Precomplete classes of operations on an uncountable set Roy O. Davies; Ivo G. Rosenberg — 1985 Colloquium Mathematicae