TY  - JOUR
AU  - Peterson, Bruce B.
TI  - Formal Contraction of the N-Simplex
JO  - Canadian mathematical bulletin
PY  - 1967
SP  - 659
EP  - 664
VL  - 10
IS  - 5
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1967-065-x/
DO  - 10.4153/CMB-1967-065-x
ID  - 10_4153_CMB_1967_065_x
ER  -