TY  - JOUR
AU  - Erik Kjaer Pedersen
TI  - Spines of Topological Manifolds.
JO  - Commentarii mathematici Helvetici
PY  - 1975
SP  - 41
EP  - 44
VL  - 50
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMH_1975__50_139606/
ID  - CMH_1975__50_139606
ER  -