Correction to the paper "First class selectors for weakly upper semi-continous multivalued maps in Banach spaces". J.E. Jayne; R.W. Hansell — 1986 Journal für die reine und angewandte Mathematik
Boundaries of and Selectors for Upper Semi-Continuous Multi-Valued Maps. J.E. Jayne; R.W. Hansell; I. Labuda — 1985 Mathematische Zeitschrift