Up a level |

Group by: Item Type | No Grouping

Jump to: Article

Number of items: **10**.

Cegarra, Antonio M. and Ghroda, Nassradin and Petrich, Mario:
*New orders in primitive inverse semigroups.*
Acta scientiarum mathematicarum, (81) 1-2.
pp. 111-131. (2015)

Petrich, Mario:
*The kernel relation for regular semigroups.*
Acta scientiarum mathematicarum, (70) 3-4.
pp. 525-544. (2004)

Mitsch, Heinz and Petrich, Mario:
*Restricting idempotents in E-inversive semigroups.*
Acta scientiarum mathematicarum, (67) 3-4.
pp. 555-570. (2001)

Petrich, Mario and Silva, Pedro V.:
*On quasi directly infinite rings.*
Acta scientiarum mathematicarum, (65) 1-2.
pp. 61-75. (1999)

Petrich, Mario and Reis, C. M.:
*Semigroups of periodic endomorphisms of a free monoid.*
Acta scientiarum mathematicarum, (59) 3-4.
pp. 357-380. (1994)

Pastijn, Francis J. and Petrich, Mario:
*Congruence lattices on a regular semigroup associated with certain operators.*
Acta scientiarum mathematicarum, (55) 3-4.
pp. 229-247. (1991)

Petrich, Mario and Reilly, Norman Raymund:
*E-unitary covers and varieties of inverse semigroups.*
Acta scientiarum mathematicarum, (46).
pp. 59-72. (1983)

Petrich, Mario:
*The centroid of a semigroup.*
Acta scientiarum mathematicarum, (35).
pp. 135-154. (1973)

Lallement, Gérard and Petrich, Mario:
*A generalization of the Rees theorem in semigroups.*
Acta scientiarum mathematicarum, (30) 1-2.
pp. 113-132. (1969)

Petrich, Mario:
*Homomorphisms of a semigroup onto normal bands.*
Acta scientiarum mathematicarum, (27) 3-4.
pp. 185-196. (1966)