TY  - JOUR
AU  - Jelonek, Włodzimierz
TI  - Characterization of affine ruled surfaces
JO  - Glasgow mathematical journal
PY  - 1997
SP  - 17
EP  - 20
VL  - 39
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500031852/
DO  - 10.1017/S0017089500031852
ID  - 10_1017_S0017089500031852
ER  -