Priest, G. Modality as a meta-concept. (English) Zbl 0212.01303 Notre Dame J. Formal Logic 17, 401-414 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 03B45 Modal logic (including the logic of norms) PDFBibTeX XMLCite \textit{G. Priest}, Notre Dame J. Formal Logic 17, 401--414 (1976; Zbl 0212.01303) Full Text: DOI