TY  - JOUR
AU  - Schirmer, Helga
TI  - δ-Continuous Selections of Small Multifunction
JO  - Canadian journal of mathematics
PY  - 1972
SP  - 631
EP  - 635
VL  - 24
IS  - 4
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-058-0/
DO  - 10.4153/CJM-1972-058-0
ID  - 10_4153_CJM_1972_058_0
ER  -