We study the general conditions on a family of values of a multivalued map under which the existence of single-valued approximations may be derived from continuous selection results. © 2007 Elsevier B.V. All rights reserved.
Gel’man, B., & Obukhovskii, V. (2008). On connections between some selection and approximation results for multivalued maps. Topology and Its Applications, 155(8), 805–813. https://doi.org/10.1016/j.topol.2007.02.018