TY - BOOK AU - Fleischman W M ed. ED - Conference on Set-Valued mappings,selections and topological properties of 2(superscripted by X) (1969 : New York) ED - TI - Set-valued mappings, selections and topological properties of 2(superscripted by X): proceedings U1 - 514 PY - 1970/// CY - Berlin PB - Springer-Verlag KW - Topology ER -