Avkhadiev, F. G.; Wirths, K.-J. Sharp Hardy-type inequalities with Lamb’s constant. (English) Zbl 1237.26014 Bull. Belg. Math. Soc. - Simon Stevin 18, No. 4, 723-736 (2011). MSC: 26D15 PDFBibTeX XMLCite \textit{F. G. Avkhadiev} and \textit{K. J. Wirths}, Bull. Belg. Math. Soc. - Simon Stevin 18, No. 4, 723--736 (2011; Zbl 1237.26014) Full Text: Euclid
Avkhadiev, F. G.; Wirths, K.-J. Punishing factors and Chua’s conjecture. (English) Zbl 1129.30013 Bull. Belg. Math. Soc. - Simon Stevin 14, No. 2, 333-340 (2007). Reviewer: D. A. Brannan (Milton Keynes) MSC: 30C50 30C55 30C20 PDFBibTeX XMLCite \textit{F. G. Avkhadiev} and \textit{K. J. Wirths}, Bull. Belg. Math. Soc. - Simon Stevin 14, No. 2, 333--340 (2007; Zbl 1129.30013)