Peirce's calculi for classical propositional logicMa, Minghui; Pietarinen, Ahti-VeikkoThe review of symbolic logic2020 / p. 509 - 540 https://doi.org/10.1017/S1755020318000187 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Peirce's sequent proofs of distributivityMa, Minghui; Pietarinen, Ahti-VeikkoLogic and Its Applications : 7th Indian Conference, ICLA 2017, Kanpur, India, January 5-7, 2017 : proceedings2017 / p. 168-182 https://doi.org/10.1007/978-3-662-54069-5_13 Proof analysis of Peirce's alpha system of graphsMa, Minghui; Pietarinen, Ahti-VeikkoStudia logica2017 / p. 625-647 : ill https://doi.org/10.1007/s11225-016-9703-y The sequent calculus of skew monoidal categoriesUustalu, Tarmo; Veltri, Niccolo; Zeilberger, NoamElectronic notes in theoretical computer science2018 / p. 345-370 https://doi.org/10.1016/j.entcs.2018.11.017 Journal metrics at Scopus Article at Scopus Article at WOS