TY  - JOUR
AU  - Pascal Ochem
AU  - Matthieu Rosenfeld
TI  - Avoidability of formulas with two variables
JO  - The electronic journal of combinatorics
PY  - 2017
VL  - 24
IS  - 4
UR  - http://geodesic.mathdoc.fr/articles/10.37236/6536/
DO  - 10.37236/6536
ID  - 10_37236_6536
ER  -