@article{Gutev_Nogura_2001, title={Selections and order-like relations}, volume={2}, url={https://ojs.upv.es/index.php/AGT/article/view/2150}, DOI={10.4995/agt.2001.2150}, abstractNote={<p>Every selection f for the family F<sub>2</sub>(X) of at most two-point subsets of a set X naturally defines an order-like relation on X by if and only . In the present paper we study the relationship between and the possible topologies T on X which realize the continuity of f with respect to the Vietoris topology on F<sub>2</sub>(X) generated by T.</p>}, number={2}, journal={Applied General Topology}, author={Gutev, Valentin and Nogura, Tsugunori}, year={2001}, month={Oct.}, pages={205–218} }