Fisher, B. On a problem of Besicovitch. (English) Zbl 0267.50010 Am. Math. Mon. 80, 785-787 (1973). MSC: 51M99 52A40 PDFBibTeX XMLCite \textit{B. Fisher}, Am. Math. Mon. 80, 785--787 (1973; Zbl 0267.50010) Full Text: DOI
Fisher, B. Integration of total differential equations. (English) Zbl 0192.44501 Am. Math. Mon. 77, 506-508 (1970). PDFBibTeX XMLCite \textit{B. Fisher}, Am. Math. Mon. 77, 506--508 (1970; Zbl 0192.44501) Full Text: DOI