A hybrid fixed-point theorem for set-valued maps
Crossref DOI link: https://doi.org/10.1134/S0001434617050212
Published Online: 2017-06-25
Published Print: 2017-05
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Gel’man, B. D.
License valid from 2017-05-01