1. Convexity of Lp-intersection bodies;Berck;Adv. Math.,2009
2. Vorlesungen über Differentialgeometrie II. Affine Differentialgeometrie;Blaschke,1923
3. Über die Entwicklung der Affingeometrie;Blaschke;Jber. DMV,1922
4. The zonoid problem;Bolker;Amer. Math. Monthly,1971
5. A theorem on convex bodies of the Brunn–Minkowski type;Busemann;Proc. Natl. Acad. Sci. USA,1949