Zhang, Lingxiao Real analytic multi-parameter singular Radon transforms: necessity of the Stein-Street condition. (English) Zbl 1498.42027 Trans. Am. Math. Soc. 375, No. 11, 7853-7923 (2022). MSC: 42B20 44A12 32B99 53C17 PDFBibTeX XMLCite \textit{L. Zhang}, Trans. Am. Math. Soc. 375, No. 11, 7853--7923 (2022; Zbl 1498.42027) Full Text: DOI arXiv
Greenblatt, Michael Hyperplane integrability conditions and smoothing for Radon transforms. (English) Zbl 1470.53065 J. Geom. Anal. 31, No. 4, 3683-3697 (2021). MSC: 53C65 44A12 PDFBibTeX XMLCite \textit{M. Greenblatt}, J. Geom. Anal. 31, No. 4, 3683--3697 (2021; Zbl 1470.53065) Full Text: DOI arXiv