Bulletin of the Polish Academy of Sciences. Mathematics > 2007 > Vol. 55, no 2 > 155-160
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journal ISSN : | 0239-7269 |
journal e-ISSN : | 1732-8985 |
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Bibliography
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[AG] J. Andres and L. Gorniewicz, On the Banach contraction principle for multivalued mappings, in: Approximation, Optimization and Mathematical Economics, M. Lassonde (ed.), Physica-Verlag, 2001, 1-23.
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[AT] J. M. Ayerbe Toledano, T. Dominguez Benavides and G. Lopez Acedo, Measures of Noncompactness in Metric Fixed Point Theory, Birkhauser, Basel, 1997.
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[Bl] K. Borsuk, On some metrizations of the hyperspace of compact sets, Fund. Math. 41 (1955), 168-202.