A Helly theorem for functions with values in metric spaces

DUCHOŇ, Miloslav - MALIČKÝ, Peter. A Helly theorem for functions with values in metric spaces. In Tatra Mountains Mathematical Publications. - Bratislava : Slovenská akadémia vied, 2009. ISSN 1210-1395, 2009, roč. 44, č. 3, s. 159-168. Dostupné na: https://doi.org/10.2478/v10127-009-0056-z.