@article{GDZPPN001260820,
title = {Solvability and the permutation property in inverse semigroups.},
journal = {Semigroup forum},
volume = {43},
year = {1991},
pages = {113-116},
zbl = {0729.20031},
url = {http://dml.mathdoc.fr/item/GDZPPN001260820}
}
Piochi, B. Solvability and the permutation property in inverse semigroups.. Semigroup forum, Tome 43 (1991) pp. 113-116. http://gdmltest.u-ga.fr/item/GDZPPN001260820/