TY  - JOUR
AU  - Laudal, Olav Arnfinn
TI  - Projective Systems on Trees and Valuation Theory
JO  - Canadian journal of mathematics
PY  - 1968
SP  - 984
EP  - 1000
VL  - 20
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1968-096-x/
DO  - 10.4153/CJM-1968-096-x
ID  - 10_4153_CJM_1968_096_x
ER  -