TY  - JOUR
AU  - Hartman, Philip
TI  - On Homotopic Harmonic Maps
JO  - Canadian journal of mathematics
PY  - 1967
SP  - 673
EP  - 687
VL  - 19
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-062-6/
DO  - 10.4153/CJM-1967-062-6
ID  - 10_4153_CJM_1967_062_6
ER  -