Subdirectly irreducible regular bands whose structural semilattices are finite chains are characterized in terms of arefined semilattice of semigroups.
Subdirectly irreducible semigroups, regular bands, refined semilattices of semigroups
WANG, ZHENG-PAN; LENG, JING; and YU, HOU-YI
"On subdirectly irreducible regular bands,"
Turkish Journal of Mathematics: Vol. 41:
5, Article 22.
Available at: https://journals.tubitak.gov.tr/math/vol41/iss5/22