TY  - JOUR
AU  - A. V. Shokurov
TI  - Topological applications of the apparatus of formal diffeomorphisms of the line
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1979
SP  - 213
EP  - 219
VL  - 34
IS  - 6
UR  - http://geodesic.mathdoc.fr/item/RM_1979_34_6_a28/
LA  - en
ID  - RM_1979_34_6_a28
ER  -