Planes with analogues to Euclidean angular bisectors. Herbert Busemann — 1975 Mathematica Scandinavica
Convex Bodies and Convexity on Grassmann Cones XI. Sublinear Functions. Herbert Busemann — 1969 Mathematica Scandinavica
Remark on "Planes with analogues to Eucledian angular bisectors". Herbert Busemann — 1976 Mathematica Scandinavica
Synthetische Differentialgeometrie. Herbert Busemann — 1969 Jahresbericht der Deutschen Mathematiker-Vereinigung
Lokale Eigenschaften der zu Variationsproblemen gehörigen metrischen Räume Herbert Busemann — 1939 Fundamenta Mathematicae
Metric collineations and inverse problems. Helmut Salzmann; Herbert Busemann — 1965 Mathematische Zeitschrift
Tori with one-parameter groups of motions HERBERT BUSEMANN; FLEMMING P. PEDERSEN — 1955 Mathematica Scandinavica