TY  - JOUR
AU  - Jucovič, Ernest
TI  - Errata: Correction of my paper 'On a problem in map colouring'
JO  - Mathematica slovaca
PY  - 1970
VL  - 20
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MASLO_1970__20_3_a8/
LA  - en
ID  - MASLO_1970__20_3_a8
ER  -