Ferreira, Orizon P. Convexity with respect to a differential equation. (English) Zbl 1097.34012 J. Math. Anal. Appl. 315, No. 2, 626-641 (2006). Reviewer: J. Banaś (Rzeszów) MSC: 34A99 34C99 90C99 PDFBibTeX XMLCite \textit{O. P. Ferreira}, J. Math. Anal. Appl. 315, No. 2, 626--641 (2006; Zbl 1097.34012) Full Text: DOI
Wieczorek, Andrzej Joint pseudo-utility representations. (English) Zbl 0779.54014 J. Math. Anal. Appl. 169, No. 1, 10-19 (1992). Reviewer: A.P.Bosznay (Budapest) MSC: 54C30 90C25 91B06 54C35 PDFBibTeX XMLCite \textit{A. Wieczorek}, J. Math. Anal. Appl. 169, No. 1, 10--19 (1992; Zbl 0779.54014) Full Text: DOI