Cignoli, R., & Torrens, A. Free algebras in varieties of BL-algebras with a Boolean retract.
Cita Chicago Style (17a ed.)Cignoli, R., y A. Torrens. Free Algebras in Varieties of BL-algebras with a Boolean Retract.
Cita MLA (8a ed.)Cignoli, R., y A. Torrens. Free Algebras in Varieties of BL-algebras with a Boolean Retract.
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