Suszko, Roman; Weinfeld, Tamara Filters and natural extensions of closure systems. (English) Zbl 0419.03042 Bull. Sect. Logic, Pol. Acad. Sci. 8, 130-138 (1979). MSC: 03G99 03B99 PDFBibTeX XMLCite \textit{R. Suszko} and \textit{T. Weinfeld}, Bull. Sect. Logic, Pol. Acad. Sci. 8, 130--138 (1979; Zbl 0419.03042)
Suszko, Roman Abolition of the Fregean axiom. (English) Zbl 0308.02026 Logic Colloq., Symp. Logic Boston 1972-73, Lect. Notes Math. 453, 169-239 (1975). MSC: 03B45 03B99 PDFBibTeX XML
Brown, D. J.; Suszko, R. Abstract logics. (English) Zbl 0317.02071 Dissertationes Math., Warszawa 102, 9-41 (1973). MSC: 03G25 03B99 PDFBibTeX XML
Suszko, Roman Identity connective and modality. (English) Zbl 0263.02015 Stud. Log. 27, 7-41 (1971). MSC: 03B45 03B99 PDFBibTeX XMLCite \textit{R. Suszko}, Stud. Log. 27, 7--41 (1971; Zbl 0263.02015) Full Text: DOI
Suszko, Roman; Zandarowska, Wieslawa Lewis’ systems \(S_4\) and \(S_5\) and the identity connective. (Polish) Zbl 0244.02007 Stud. Log. 29, 169-181 (1971). MSC: 03B45 03B99 PDFBibTeX XMLCite \textit{R. Suszko} and \textit{W. Zandarowska}, Stud. Log. 29, 169--181 (1971; Zbl 0244.02007) Full Text: DOI
Kraszewski, Zdzislaw; Suszko, Roman Normal and non-normal classes and the set-theoretical and the mereological concept of class. (Studies of the concept of class. II.). (Polish) Zbl 0318.68054 Stud. Log. 22, 85-97 (1968). MSC: 68Q45 03E30 03B99 03A05 03E70 PDFBibTeX XMLCite \textit{Z. Kraszewski} and \textit{R. Suszko}, Stud. Log. 22, 85--97 (1968; Zbl 0318.68054) Full Text: DOI
Suszko, Roman An essay in the formal theory of extension and of intension. (English) Zbl 0308.02053 Stud. Log. 20, 7-36 (1967). MSC: 03C68 03B99 03C99 PDFBibTeX XMLCite \textit{R. Suszko}, Stud. Log. 20, 7--36 (1967; Zbl 0308.02053) Full Text: DOI
Kraszewski, Zdzislaw; Suszko, Roman Normal and non-normal classes in natural language. (Investigations into the concept of a class. I.). (Polish) Zbl 0299.68041 Stud. Log. 19, 127-146 (1966). MSC: 68Q45 03A05 03B99 PDFBibTeX XMLCite \textit{Z. Kraszewski} and \textit{R. Suszko}, Stud. Log. 19, 127--146 (1966; Zbl 0299.68041) Full Text: DOI