TY  - JOUR
AU  - Pekka Tukia
TI  - On torsionless subgroups of infinitely generated Fuchsian groups
JO  - Annales Fennici Mathematici
PY  - 1979
SP  - 203
EP  - 205
VL  - 4
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1978-79.0428/
DO  - 10.5186/aasfm.1978-79.0428
LA  - en
ID  - AFM_1979_4_2_a1
ER  -