000 00358nam a2200109 4500
245 _aSet-valued mappings. selections and topological properties of 2x
_cedited by W.M. Eleischman
710 _aEleischman W. M.
260 _aBerlin
_bSpringer-Verlag
_c1970
300 _aviii,109p.; 26cm.-
490 _aLecture notes in mathematics; no.171
082 _a514.3
_bELE
999 _c24494
_d24494