Discussiones
Mathematicae General Algebra and Applications 22(2) (2002)
141152
doi: 10.7151/dmgaa.1053
Stefan Cernák
Department of Mathematics, Faculty of Civil Engineering 
Milan Demko
Department of Mathematics, FHPV PU 
Keywords: half lattice ordered group, lgroup, cut completion, lexico extension.
2000 AMS Mathematics Subject Classification: Primary 06F15; Secondary 06F20.
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Received 27 May 2002
Revised 27 November 2002