Bronshtejn, E. M. Extremal H-convex bodies. (English) Zbl 0432.52008 Sib. Math. J. 20, 295-297 (1979). MSC: 52A20 52A35 PDFBibTeX XMLCite \textit{E. M. Bronshtejn}, Sib. Math. J. 20, 295--297 (1979; Zbl 0432.52008) Full Text: DOI
Gojkhman, D. M. The differentiability of volume in Blaschke lattices. (English) Zbl 0305.52008 Sib. Math. J. 15(1974), 997-999 (1975). MSC: 52A20 PDFBibTeX XMLCite \textit{D. M. Gojkhman}, Sib. Math. J. 15, 997--999 (1975; Zbl 0305.52008) Full Text: DOI