Verma, Amit K.; Urus, Nazia; Agarwal, Ravi P. R region of existence of multiple solutions for a class of Robin type four-point BVPs. (English) Zbl 1493.34062 Opusc. Math. 41, No. 4, 571-600 (2021). Reviewer: Haiyan Wang (Phoenix) MSC: 34B10 34B27 34A45 34B08 PDFBibTeX XMLCite \textit{A. K. Verma} et al., Opusc. Math. 41, No. 4, 571--600 (2021; Zbl 1493.34062) Full Text: DOI
Denton, Z.; Ramírez, J. D. Existence of minimal and maximal solutions to RL fractional integro-differential initial value problems. (English) Zbl 1513.45021 Opusc. Math. 37, No. 5, 705-724 (2017). MSC: 45J05 26A33 PDFBibTeX XMLCite \textit{Z. Denton} and \textit{J. D. Ramírez}, Opusc. Math. 37, No. 5, 705--724 (2017; Zbl 1513.45021) Full Text: DOI