TY  - JOUR
AU  - Baronti, Marco
AU  - Papini, Pier Luigi
TI  - Bicontractive projections in sequence spaces and a few related kinds of maps
JO  - Commentationes Mathematicae Universitatis Carolinae
PY  - 1989
SP  - 665
EP  - 673
VL  - 30
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMUC_1989__30_4_a6/
LA  - en
ID  - CMUC_1989__30_4_a6
ER  -