TY  - JOUR
AU  - Almeida, Jorge
AU  - Escada, Ana P.
TI  - The globals of pseudovarieties of ordered semigroups containing $B_2$ and an application to a problem proposed by Pin
JO  - RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
PY  - 2005
SP  - 1
EP  - 29
VL  - 39
IS  - 1
PB  - EDP-Sciences
UR  - http://archive.numdam.org/articles/10.1051/ita:2005001/
DO  - 10.1051/ita:2005001
LA  - en
ID  - ITA_2005__39_1_1_0
ER  -