TY  - JOUR
AU  - R. 

 Doroslovački
AU  - O. Marković
TI  - ri-Words over any alphabet without subword a b... b a for fixed a, b and k, 

 p
JO  - Novi Sad Journal of Mathematics
PY  - 2000
SP  - 165
EP  - 170
VL  - 30
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_2000_30_2a_16/
ID  - NSJOM_2000_30_2a_16
ER  -