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Viner, Jacob (1931). ”Cost Curves and Supply Curves”. Zeitschrift für Nationalökonomie 3 (1): sid. 23–46. doi:10.1007/BF01316299. Reprinted in R. B. Emmett, ed. 2002, The Chicago Tradition in Economics, 1892–1945, Routledge, v. 6, pp. 192–215.
Dalibor Brozović & Tomislav Ladan, Hrvatska enciklopedija, lexikografiska institutet Miroslav Krleža, 1999, Hrvatska enciklopedija-ID: 64712.[källa från Wikidata]