O’Regan, D. Positive solutions to singular and non-singular second-order boundary value problems. (English) Zbl 0689.34015 J. Math. Anal. Appl. 142, No. 1, 40-52 (1989). MSC: 34B05 34C11 PDFBibTeX XMLCite \textit{D. O'Regan}, J. Math. Anal. Appl. 142, No. 1, 40--52 (1989; Zbl 0689.34015) Full Text: DOI
Tam, Bit-Shun; Wu, Shiow-Fang On the Collatz-Wielandt sets associated with a cone-preserving map. (English) Zbl 0684.15008 Linear Algebra Appl. 125, 77-95 (1989). Reviewer: P.Narain MSC: 15B48 15A18 PDFBibTeX XMLCite \textit{B.-S. Tam} and \textit{S.-F. Wu}, Linear Algebra Appl. 125, 77--95 (1989; Zbl 0684.15008) Full Text: DOI
Grobler, J. J.; Labuschagne, C. C. A. A note on the approximation of elements in the Riesz tensor product. (English) Zbl 0648.46062 Math. Z. 201, No. 2, 273-277 (1989). Reviewer: J.J.Grobler MSC: 46M05 46A40 PDFBibTeX XMLCite \textit{J. J. Grobler} and \textit{C. C. A. Labuschagne}, Math. Z. 201, No. 2, 273--277 (1989; Zbl 0648.46062) Full Text: DOI EuDML