Rasila, Antti; Talponen, Jarno Convexity properties of quasihyperbolic balls on Banach spaces. (English) Zbl 1316.30023 Ann. Acad. Sci. Fenn., Math. 37, No. 1, 215-228 (2012). Reviewer: Matti Vuorinen (Turku) MSC: 30C65 46T05 PDFBibTeX XMLCite \textit{A. Rasila} and \textit{J. Talponen}, Ann. Acad. Sci. Fenn., Math. 37, No. 1, 215--228 (2012; Zbl 1316.30023) Full Text: DOI arXiv
Klén, Riku Close-to-convexity of quasihyperbolic and \(j\)-metric balls. (English) Zbl 1213.30079 Ann. Acad. Sci. Fenn., Math. 35, No. 2, 493-501 (2010). Reviewer: Matti Vuorinen (Turku) MSC: 30F45 30C65 PDFBibTeX XMLCite \textit{R. Klén}, Ann. Acad. Sci. Fenn., Math. 35, No. 2, 493--501 (2010; Zbl 1213.30079) Full Text: DOI arXiv
Klén, Riku Local convexity properties of \(j\)-metric balls. (English) Zbl 1149.30035 Ann. Acad. Sci. Fenn., Math. 33, No. 1, 281-293 (2008). Reviewer: Xiantao Wang (Changsha) MSC: 30F45 30C65 PDFBibTeX XMLCite \textit{R. Klén}, Ann. Acad. Sci. Fenn., Math. 33, No. 1, 281--293 (2008; Zbl 1149.30035) Full Text: arXiv EuDML