TY  - JOUR
AU  - Sakari Toppila
TI  - On Nevanlinna's proximity function
JO  - Annales Fennici Mathematici
PY  - 1982
SP  - 59
EP  - 64
VL  - 7
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1982.0710/
DO  - 10.5186/aasfm.1982.0710
LA  - en
ID  - AFM_1982_7_1_a5
ER  -