Author: Jakubík, Ján
- 
Jakubík, Ján:
		Generalized lattice identities in lattice ordered groups.
		
			(English).
Czechoslovak Mathematical Journal,
		vol. 30
			(1980),
			issue 1,
		pp. 127-134
 
- 
Jakubík, Ján:
		Isometries of lattice ordered groups.
		
			(English).
Czechoslovak Mathematical Journal,
		vol. 30
			(1980),
			issue 1,
		pp. 142-152
 
- 
Jakubík, Ján:
		Weak isomorphisms of abelian lattice ordered groups.
		
			(English).
Czechoslovak Mathematical Journal,
		vol. 30
			(1980),
			issue 3,
		pp. 438-444
 
 
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