YUAN, George X. Fixed point theorems for continuous single-valued and upper semicontinuous set-valued mappings in $p$-vector and locally $p$-convex spaces. Topological Methods in Nonlinear Analysis. Online. 3 March 2024. Vol. 63, no. 1, pp. 209 - 225. [Accessed 4 July 2024]. DOI 10.12775/TMNA.2023.027.