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    Journal: Logica Universalis

    Volume 9, Issue 4

    411 -- 473Dov M. Gabbay, Odinaldo Rodrigues. Equilibrium States in Numerical Argumentation Networks
    475 -- 500Lawrence Valby. The Universal Theory of First Order Algebras and Various Reducts
    501 -- 522José M. Méndez, Gemma Robles. A Strong and Rich 4-Valued Modal Logic Without Łukasiewicz-Type Paradoxes
    523 -- 544Jonas R. Becker Arenhart. Liberating Paraconsistency from Contradiction

    Volume 9, Issue 3

    281 -- 329Rodrigo A. Freire. First-Order Logic and First-Order Functions
    331 -- 343Marc Champagne. Sound Reasoning (Literally): Prospects and Challenges of Current Acoustic Logics
    345 -- 382Dov M. Gabbay, Odinaldo Rodrigues. Probabilistic Argumentation: An Equational Approach
    383 -- 409Mauricio Osorio, José Luis Carballido, Claudia Zepeda, J. A. Castellanos. Weakening and Extending Z)

    Volume 9, Issue 2

    129 -- 131Rodrigo Guerizoli, Guy Hamelin. Preface: Medieval Logic
    133 -- 154Alfredo Storck. The Meanings of 'Logic' in the Thirteenth Century
    155 -- 180Guy Hamelin, Danilo Luiz Silva Maia. Nominalism and Semantics in Abelard and Ockham
    181 -- 191Wolfgang Lenzen. Ockham's Calculus of Strict Implication
    193 -- 211Ana María Mora-Márquez. Boethius of Dacia (1270s) and Radulphus Brito (1290s) on the Universal Sign 'Every'
    213 -- 235Frédéric Goubier, Ernesto Perini-Santos. When the World is Not Enough: Medieval Ways to Deal with the Lack of Referents
    237 -- 251Stephen Read. Paradox, Closure and Indirect Speech Reports
    253 -- 278Julie Brumberg-Chaumont. Universal Logic and Aristotelian Logic: Formality and Essence of Logic
    279 -- 0Julie Brumberg-Chaumont. Erratum to: Universal Logic and Aristotelian Logic: Formality and Essence of Logic

    Volume 9, Issue 1

    1 -- 26Ilya Makarov. Existence of Finite Total Equivalence Systems for Certain Closed Classes of 3-Valued Logic Functions
    27 -- 46Alex Citkin. Characteristic Inference Rules
    47 -- 92Clayton Peterson. Contrary-to-Duty Reasoning: A Categorical Approach
    93 -- 120Sergei Odintsov, Vladimir V. Rybakov. Inference Rules in Nelson's Logics, Admissibility and Weak Admissibility
    121 -- 127Nissim Francez. On a Distinction of Two Facets of Meaning and its Role in Proof-theoretic Semantics
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