Rough and strongly rough norms on Banach spaces Whitfield, J. H. M. — 1979 Abstracta. 7th Winter School on Abstract Analysis
Weak fixed point property and Banach lattices Whitfield, J. H. M. — 1984 Proceedings of the 11th Winter School on Abstract Analysis
Fixed points for generalized nonexpansive mappings Billy E. Rhoades; Kanhaya Lal Singh; J. H. M. Whitfield — 1982 Commentationes Mathematicae Universitatis Carolinae
Common fixed points for nonexpansive and asymptotically nonexpansive mappings Somashekhar Naimpally; Kanhaya Lal Singh; J. H. M. Whitfield — 1983 Commentationes Mathematicae Universitatis Carolinae