Simson, D. Functor categories in which every flat object is projective. (English) Zbl 0328.18005 Bull. Acad. Pol. Sci., Sér. Sci. Math. Astron. Phys. 22, 375-380 (1974). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 21 Documents MSC: 18E05 Preadditive, additive categories 18A25 Functor categories, comma categories 18F99 Categories in geometry and topology PDFBibTeX XMLCite \textit{D. Simson}, Bull. Acad. Pol. Sci., Sér. Sci. Math. Astron. Phys. 22, 375--380 (1974; Zbl 0328.18005)