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On regular and symmetric identities
Ewa Graczyńska
Bulletin of the Section of Logic , 10 /3 (1981) s. 104-107 -
On regular and symmetric identities II
Ewa Graczyńska
Bulletin of the Section of Logic , 11 /3-4 (1982) s. 100-102 -
A note on normal shifts of solid varieties
Ewa Graczyńska
Bulletin of the Section of Logic , 23 /1 (1994) s. 41-43 -
On some operators on pseudovarieties II
Ewa Graczyńska
Bulletin of the Section of Logic , 24 /2 (1995) s. 80-88 -
Pseudovarieties of M-solid algebras
Ewa Graczyńska
Bulletin of the Section of Logic , 24 /4 (1995) s. 215-222 -
G. Birkhoff's theorems for regular varieties
Ewa Graczyńska
Bulletin of the Section of Logic , 26 /4 (1997) s. 210-219 -
G. Birkhoff's theorems for M-solid varieties
Ewa Graczyńska
Bulletin of the Section of Logic , 27 /3 (1998) s. 105-116 -
Proofs of tree identities
Ewa Graczyńska
Bulletin of the Section of Logic , 29 /1-2 (2000) s. 31-41 -
Connections between identities and hyperidentities
Ewa Graczyńska
Bulletin of the Section of Logic , 17 /1 (1988) s. 34-41 -
On connections between identities and hiperidentities
Ewa Graczyńska
Bulletin of the Section of Logic , 18 /1 (1989) s. 25-29 -
Regular equations and unification theory
Ewa Graczyńska
Bulletin of the Section of Logic , 18 /1 (1989) s. 30-43 -
On some operators on pseudovarieties
Ewa Graczyńska
Bulletin of the Section of Logic , 19 /4 (1990) s. 122-127 -
An undecidable problem for regular equations
Ewa Graczyńska
Bulletin of the Section of Logic , 20 /2 (1991) s. 63-66 -
EIS for nilpotent shifts of varieties
Ewa Graczyńska
Bulletin of the Section of Logic , 21 /2 (1992) s. 72-78 -
A word problem for normal and regular equations
Ewa Graczyńska
Bulletin of the Section of Logic , 21 /4 (1992) s. 152-155 -
A Note on Hyperidentities
Ewa Graczyńska
Bulletin of the Section of Logic , 37 /1 (2008) s. 1-9 -
M-Hyperquasi-Identities of Finite Algebras
Ewa Graczyńska
Bulletin of the Section of Logic , 39 /1-2 (2010) s. 93-102 -
Dependence Spaces
Ewa Graczyńska
Bulletin of the Section of Logic , 39 /3-4 (2010) s. 153-160