TY  - JOUR
TI  - From the new mathematical and physical literature
JO  - Učitel matematiky
PY  - 1992
SP  - 19
VL  - 0
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/UM_1992_0_1_a11/
LA  - en
ID  - UM_1992_0_1_a11
ER  -