Ordering D-classes and computing Schein rank is hard.
Markowsky, G.
Semigroup forum, Tome 44 (1992), p. 373-375 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1992-01-01
EUDML-ID : urn:eudml:doc:135161 
@article{GDZPPN001261762,
     title = {Ordering D-classes and computing Schein rank is hard.},
     journal = {Semigroup forum},
     volume = {44},
     year = {1992},
     pages = {373-375},
     zbl = {0760.20018},
     url = {http://dml.mathdoc.fr/item/GDZPPN001261762}
}

Markowsky, G. Ordering D-classes and computing Schein rank is hard.. Semigroup forum, Tome 44 (1992) pp. 373-375. http://gdmltest.u-ga.fr/item/GDZPPN001261762/