TY  - JOUR
AU  - Rodney Nillsen
TI  - Discrete orbits in βN-N
JO  - Colloquium Mathematicum
PY  - 1975
SP  - 71
EP  - 81
VL  - 33
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/cm-33-1-71-81/
DO  - 10.4064/cm-33-1-71-81
LA  - en
ID  - 10_4064_cm_33_1_71_81
ER  -