Feng, Meiqiang Periodic solutions and nontrivial periodic solutions for a class of Rayleigh-type equation with two deviating arguments. (English) Zbl 1292.34067 J. Funct. Spaces Appl. 2013, Article ID 414901, 7 p. (2013). MSC: 34K13 47N20 PDFBibTeX XMLCite \textit{M. Feng}, J. Funct. Spaces Appl. 2013, Article ID 414901, 7 p. (2013; Zbl 1292.34067) Full Text: DOI
Zhang, Z. H.; Liu, C. Y. Convexity and proximinality in Banach space. (English) Zbl 1241.46011 J. Funct. Spaces Appl. 2012, Article ID 724120, 11 p. (2012). MSC: 46B20 41A65 PDFBibTeX XMLCite \textit{Z. H. Zhang} and \textit{C. Y. Liu}, J. Funct. Spaces Appl. 2012, Article ID 724120, 11 p. (2012; Zbl 1241.46011) Full Text: DOI